Oki Electric Industry Co., Ltd.

Jsr Corporation

Nippon Chemi-Con Corporation

Kabushiki Kaisha Toshiba

Tokyo Shibaura Denki Kabushiki Kaisha

Nippon Steel Sumitomo Metal Corporation

Central Glass Company, Limited

Tokyo Tatsuno Co., Ltd.

Tokyo Shibaura Denki Kabushiki

Makoto Shimizu

Hiroshi Sukegawa

Masaki Fujiwara

Tomoki Nagai

Takuma Ebata

Hiroshi Konishi

Mikio Yamamoto

Yutaka Yokoyama

Eiichi Kobayashi

Tsutomu Shimokawa

Hisao Ono

Takehiko Naruoka

Yoshiharu Momiyama

Hirokazu Sakakibara

Shin-ichiro Iwanaga

Makoto Sugiura

Takayoshi Tanabe

Takanori Kawakami

Eiji Yoneda

Tatsunori Tsuji

Yukio Ohta

Mikihiko Maeno

Katsumasa Takahata

Kazuyuki Ozono

Akira Sato

Satoru Narizuka

Yukio Nishimura

Minoru Isobe

Masaaki Mizuno

Fumihiko Shinozaki

Kenichi Onda

Jonathan Joachim Jodry

Nobuji Matsumura

Yuusuke Asano

Tatsuo Kubouchi

Hidehiko Itoh

Yoshifumi Oizumi

Tomohiro Seki

Masuhisa Tanimoto

Shigemi Hagiwara

Jun Kurihara

Hiroshi Obayashi

Hitoshi Iwasaki

Toshikiyo Yoshioka

Yohei Michitsuji

Takato Itoh

Ryo Matsui

Yasuhiro Sato

Hirotaka Mori

Hajime Kawada

Yasuto Oota

A capacitor circuit (capacitor device) in which a plurality of capacitors (to) are connected to each other is included, one or two or more capacitors (overvoltage short-circuiting capacitors) in the capacitor circuit have a dielectric breakdown voltage made lower than that of another capacitor, and the one or two or more capacitors having the lower dielectric breakdown voltage are subjected to dielectric breakdown due to application of an overvoltage earlier than the other capacitor so that the capacitor circuit is short-circuited. As a result, the safety of the capacitor device and a device connected thereto can be enhanced.

Capacitor device

A method of precisely measuring the track twist of a track on which a vehicle for commercial operation is travelling using this vehicle is to be provided. The method includes measuring a condition of a track (R) on which a vehicle for commercial operation () is travelling using this vehicle (). The vehicle for commercial operation includes a bogie (). The bogie includes four wheels () and primary springs () provided to correspond to the four wheels () and support the corresponding wheels (), and is capable of measuring a wheel load of each of the four wheels (). The method includes the steps of: measuring the wheel load of each wheel () (S); calculating the displacement of each primary spring () based on the measured wheel load (S); and calculating the track twist (h) of the track (R) based on the calculated displacements of the primary springs () (S).

Method of measuring condition of track using vehicle for commercial operation and vehicle for commercial operation for measuring condition of track

A radiation-sensitive resin composition includes a resin (A1) that includes a repeating unit shown by the following formula (1-1) and a repeating unit shown by the following formula (1-2), and a radiation-sensitive acid generator (B). The radiation-sensitive resin composition exhibits excellent sensitivity, and can reduce a mask error factor (MEEF). wherein R, R, and Rindividually represent a linear or branched alkyl group having 1 to 4 carbon atoms, Rrepresents a hydrogen atom, a linear or branched alkyl group having 2 to 4 carbon atoms, a linear or branched fluoroalkyl group having 1 to 4 carbon atoms, or a linear or branched alkoxy group having 1 to 4 carbon atoms, and q represents an integer from 0 to 3.

Radiation-sensitive resin composition

A compound is shown by a following formula (1), wherein Rrepresents a hydrogen atom, a methyl group, or a trifluoromethyl group, Rrepresents a methylene group, an ethylene group, a 1-methylethylene group, a 2-methylethylene group, a divalent alicyclic hydrocarbon group having 4 to 20 carbon atoms, or a derivative thereof, each of Rrepresents at least one of a monovalent alicyclic hydrocarbon group having 4 to 20 carbon atoms, a derivative thereof, and a linear or branched alkyl group having 1 to 4 carbon atoms, provided that two of Rmay bond to form a divalent alicyclic hydrocarbon group having 4 to 20 carbon atoms or a derivative thereof together with the carbon atom that is bonded thereto, and X represents a linear or branched fluoroalkylene group having 1 to 20 carbon atoms.

Compound, polymer, and radiation-sensitive composition

A person identification device obtains information including biometric information of a person, detects the biometric information of at least one person from the obtained information, collates each detected biometric information with the biometric information of at least one registrant associated with group information and stored in a storage unit to thereby identify the person having the biometric information detected from the obtained information, classifies a plurality of successively identified persons into group candidates based on predetermined conditions, divides the persons of the group candidates into groups based on the group information of each person stored in the storage unit, and outputs a grouping result to an external device.

Biometric determination of group membership of recognized individuals

A radiation-sensitive resin composition includes a resin that includes a repeating unit shown by the following formula (1) and a solvent. The radiation-sensitive resin composition has an excellent performance as a radiation-sensitive acid generator, includes a resin that adversely affects the environment and a human body to only a small extent, and can form a resist film that has a high resolution and forms an excellent resist pattern. wherein Rrepresents a hydrogen atom or the like, Mrepresents a specific cation, and n represents an integer from 1 to 5.

A resin that includes a repeating unit shown by the following formula (10) has an excellent performance as a radiation sensitive acid generator, and exhibits only a small adverse effect on the environment and a human body. wherein Rrepresents a hydrogen atom or the like, Mrepresents a specific cation, and n is an integer from 1 to 5.

Polymerizable sulfonic acid onium salt and resin

A compound is shown by the following formula (5) in which at least one of Rgroups represents a fluorine atom or a linear or branched perfluoroalkyl group having 1 to 10 carbon atoms, A' represents a substituted or unsubstituted, linear or branched alkylene group having 1 to 20 carbon atoms, an alkylene group having at least one hetero atom, or a single bond, G represents a divalent organic group having a fluorine atom or a single bond, Mrepresents an onium cation, m represents a natural number of 1 to 3, and p represents a natural number of 1 to 8. 

Sulfonium compound

A radiation-sensitive resin composition is provided which has high transparency to radiation, excelling in basic properties as a resist such as sensitivity, resolution, and pattern shape, and, in particular, a high resolution radiation-sensitive resin composition providing a wide DOF and excelling in LER. Also provided are a polymer which can be used in the composition and a novel compound useful for synthesizing the polymer. The novel compound is shown by the following formula (2), wherein Rrepresents a methyl group, a trifluoromethyl group, or a hydrogen atom, at least one of the Rs represents a fluorine atom or a linear or branched perfluoroalkyl group having 1 to 10 carbon atoms, A represents a divalent organic group or a single bond, G represents a divalent organic group having a fluorine atom or a single bond, Mrepresents a metal ion or an onium cation, m represents an integer of 1 to 3, and p is an integer of 1 to 8.

A plurality of anode foils () and a plurality of cathode foils () respectively having connecting portions () are alternately arranged with insulating separators () interposed therebetween. The connecting portions () of the stacked electrode foils () are respectively connected and united electrically and mechanically by friction stir welding, thereby forming a capacitor element (). The capacitor element () is housed in a case (), and the connecting portions () are respectively connected to a positive electrode external terminal () and a negative electrode external terminal ().

Multilayer capacitor and method for manufacturing multilayer capacitor

Positive as well as negative radiation sensitive resin compositions that, in addition to being capable of providing excellent resolution and pattern profile, are particularly excellent in avoiding the problems of 'nano-edge roughness' or 'coating surface roughness'. The positive type radiation sensitive resin composition comprises (A) (a) an acid-decomposable group-containing resin, or (b) an alkali-soluble resin and an alkali dissolution controller, and (B) a photoacid generator comprising 'a compound that upon exposure to radiation generates a carboxylic acid having a boiling point of 150.degree. C. or higher', and 'a compound that upon exposure to radiation generates an acid other than a carboxylic acid'. The negative type radiation sensitive resin composition comprises (C) an alkali-soluble resin, (D) a cross-linking agent, and the component (B) as described above.

Radiation sensitive resin composition

Disclosed is an electrolytic capacitor comprising a capacitor element formed by winding an anode foil having pits with a diameter of not less than 0.1 .mu.m formed on the surface thereof and a cathode foil with a separator provided interposed therebetween, the separator having been coated with PVA which is then dried, the capacitor element being in contact with an electrolytic solution for electrolytic capacitor containing ethylene glycol, whereby the electrolytic solution is gelled. An electrolytic capacitor which comprises a capacitor element formed by winding an anode foil and a cathode foil with a separator provided interposed therebetween, the separator having been prepared by mixing filament fibers formed by extruding PVA solution into a gas, the capacitor element being impregnated with an electrolytic solution, is also disclosed. An electrolytic capacitor which is prepared by a process which comprises impregnating a capacitor element formed by winding an anode foil, a cathode foil and a separator with a driving electrolytic solution, inserting the capacitor element into an outer case, sealing the opening of the outer case with a sealing member, and then subjecting the anode to reformation, wherein the driving electrolytic solution contains boric acid and a polyvinyl alcohol is attached to at least both the upper and lower end faces of the capacitor element, is further disclosed. Proper selection of the form of PVA in the electrolytic capacitor of the present invention allows PVA dissolved in the electrolytic solution to effectively act on the electrode foil, making it possible to improve the withstand voltage and overvoltage resistance without raising the dielectric loss of the electrolytic capacitor.

Electrolytic capacitor

A radiation sensitive resin composition useful as a chemically amplified positive tone resist is provided. The composition comprises (A) a copolymer which becomes soluble in an alkali developing solution by the action of an acid, the copolymer containing a recurring unit (I) having a structure which is decomposed by the action of an acid and increases the solubility in an alkaline developing solution and a recurring unit(II) obtained from a compound having at least two (meth)acryloyl groups in the molecule by the cleavage of the carbon-carbon double bond, and (B) a photoacid generator which produces an acid on being irradiated by a radiation. The composition exhibits high resolution, superb capability of producing superior pattern forms, and excellent resistance to PED, and high process stability, is affected by a standing wave only to a minimum extent, and possessed prominent heat resistance.

An electrolytic capacitor of the present invention is so constituted that a capacitor element steeped with an electrolytic solution containing quaternary ammonia salts is accommodated in an armor case of which aperture is sealed with a sealing body. To achieve the above object, an external terminal of the electrolytic capacitor has a contact surface contacting with the sealing body and being coated by a ceramic coating layer.

Electrolytic capacitor with ceramic coated contact surface

An electrolyte for an electrolytic capacitor is disclosed, containing a carboxylic acid salt of a cationic nitrogen-containing heterocyclic compound as solute within an aprotic solvent or a mixed solvent comprising major aprotic solvent and minor polyol solvent.

Heterocyclic electrolyte salts for electrolytic capacitors

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Tokyo, Japan

Makoto Shimizu