Ricoh Company, Ltd.

On Way Co., Ltd.

Zeon Corporation

Satoshi Izumi

Manabu Seo

Takahiko Matsumoto

Hiroki Somada

Chiaki Tanaka

Daisuke Takagi

Ryuya Mashiko

Taichi Nemoto

Masahiro Kawamoto

Yasuo Kamada

Yoko Arai

Yudai Kawashima

Masahide Yamada

Aino Hasegawa

Takeshi Orito

Tetsuya Tanaka

Ikuo Katoh

Fuminari Oyama

Kenta Kenjoh

Nobuaki Toyoshima

Masayuki Yumoto

Shusaku Shiomoto

Waka Lin

Ippei Muneoka

Bunta Yasuda

Hiroki Nakae

Natsuko Hemmi

Tatsunori Kamiyama

Yunong Ji

Yuuichi Satoh

Nobuhiko Okamoto

Hironori Toshimitu

Koichi Emura

Provided is a nucleic acid sample-contained container including; a first nucleic acid molecule including an intended base sequence and a base sequence for detection different from the intended base sequence; and a second nucleic acid molecule free of the intended base sequence but including the base sequence for detection, wherein the nucleic acid sample-contained container includes the first nucleic acid molecule in a predetermined number. In a preferable mode, the copy number of the intended base sequence is less than 1,000, and the coefficient of variation (CV value) for the copy number is lower than 20%. In a more preferable mode, the nucleic acid molecules are artificially synthesized nucleic acid molecules. In a yet more preferable mode, the first nucleic acid molecule includes the intended base sequence in a plural number in the same molecule.

Nucleic acid sample-contained container, method and apparatus for producing nucleic acid sample-contained container, non-transitory recording medium storing program for producing nucleic acid sample-contained container, and nucleic acid sample

Provided is a method for producing a cell contained base, the method being capable of providing a cell contained base highly accurately controlled in number of nucleic acid molecules contained in a low-concentration nucleic acid standard sample, the method including a liquid droplet discharging step of discharging a cell suspension in the form of a liquid droplet with a liquid droplet discharging unit onto a base including at least one cell contained region; a cell number counting step of counting a number of cells contained in the liquid droplet with a plurality of sensors from two or more directions while the liquid droplet is flying into the cell contained region; and a liquid droplet landing step of landing the liquid droplet in the at least one cell contained region in a manner that a predetermined number of cells are located in the at least one cell contained region.

Method for producing cell contained base and method for evaluating equipment

Provided is a container () including a base material () including a plurality of concave portions (); a recognition unit () disposed on the base material and configured to recognize the base material; and a storage unit () disposed in a position other than a measurement region of the base material and configured to store information on biomaterials contained in the plurality of concave portions, wherein the recognition unit and the storage unit are allowed to correspond to each other.

Container and calibration standard plate

Provided is a three-dimensional tissue, including: a first cellular region including cells of a first type; and a second cellular region including cells of a second type different from the first type, wherein the cells of the first type are cells that emit light by chemiluminescence, bioluminescence, or fluorescence in response to an external stimulus.

Three-dimensional tissue

Provided is a device including: at least one well in which an amplifiable reagent is contained in a specific copy number of less than 100; and at least one well in which the amplifiable reagent is contained in a specific copy number of 100 or greater, wherein for the at least one well in which the specific copy number of the amplifiable reagent is less than 100, a formula: CV&#x3c;1/&#x221a;x is established, where CV represents a coefficient of variation for the specific copy number and x represents average specific copy number of the amplifiable reagent.

Testing device for quantitative PCR

A multi-well plate lid includes a well-side surface to cover a plurality of wells of a multi-well plate. The well-side surface includes two or more regions with different adhesive strengths to the multi-well plate.

Multi-well plate lid and multi-well plate

A particle counting apparatus is provided that includes: a droplet discharger configured to discharge a droplet containing at least one luminescent particle capable of emitting light upon receiving light; a light irradiator configured to irradiate the droplet discharged by the droplet discharger with light; at least one light receiver configured to receive light emitted by the at least one luminescent particle irradiated with the light emitted by the light irradiator; and circuitry configured to count luminescent particles contained in the droplet based on the light received by the at least one light receiver, the circuitry being configured to measure a presence or absence of the luminescent particles contained in the droplet; and to measure a number of the luminescent particles contained in the droplet.

Particle counting apparatus, particle counting method, and particle containing sample

A method for efficiently producing a toner for developing electrostatic images, which contains very few coarse particles and having excellent printing characteristics. The method can comprise a sieving step of removing coarse particles from colored resin particles by, using an air flow, supplying the colored resin particles to a sieve, wherein a metal mesh laminate comprising at least two metal meshes attached to each other by sintering, the metal meshes being different in opening size, is used as the sieve; wherein the metal meshes of the metal mesh laminate are laminated in order of opening size and, of the metal meshes constituting the metal mesh laminate, one having a smallest opening size is disposed on a side of supplying the colored resin particles; and wherein the opening size of the metal mesh having the smallest opening size is in a range of from 32 to 110 &#x3bc;m.

Method for producing toner for developing electrostatic images

To provide a method for producing a polymer, which contains: bringing a ring-opening polymerizable monomer containing an amide bond, and a compressive fluid into contact with each other to melt or dissolve the ring-opening polymerizable monomer containing an amide bond, followed by allowing the ring-opening polymerizable monomer containing an amide bond to react through ring-opening polymerization in the presence of a basic organic metal catalyst and a cocatalyst, to thereby obtain a polymer product.

Method for producing polymer

A polymer production apparatus, including: supplying unit containing first supplying unit to supply raw materials containing monomer, and second supplying unit to supply compressive fluid; contacting unit to bring the monomer and the compressive fluid into contact together; and outlet configured to discharge reaction product of the monomer, wherein reaction unit is provided between the contacting unit and the outlet, where the reaction unit is to pass the monomer from the contacting unit side to the outlet side, while allowing the monomer to carry out a polymerization reaction in the presence of the compressive fluid, and wherein the reaction unit contains circulation unit containing first pipe and second pipe, where a fluid is passed through the first pipe from the contacting unit side to the outlet side, and the second pipe is to return the fluid from return port provided upstream extrusion unit to inlet provided upstream the return port.

Polymer production apparatus and polymer production method

A toner for developing an electrostatic image is provided. The toner includes at least a binder resin; a colorant; and a particulate release agent. The particulate release agent is prepared by heating the release agent to a temperature not lower than a melting point of the release agent to melt the release agent, dissolving the melted release agent in a supercritical fluid or a sub-critical fluid, and feeding the solution into a liquid so that the solution is depressurized and the particulate release agent is formed in the liquid.

Method for preparing particulate release agent, toner using the particulate release agent, and method for preparing the toner

A continuous kneading apparatus including: a stationary portion having an internal space where matter is conveyed; a rotary disc member and a screw member which are configured to convey the matter in the internal space; a drive shaft member to which the rotary disc member and the screw member are fixed; and a cooling medium passage through which a cooling medium passes, wherein the cooling medium passage is provided for the screw member which is placed upstream of the rotary disc member with respect to the conveyance direction of the matter, wherein the cooling medium passing in the cooling medium passage is lower in temperature than the matter passing in the internal space, and wherein the matter passes in the internal space while provided with shear force by rotation of the drive shaft member and thus continuously kneaded, and while cooled by the cooling medium.

Kneading apparatus and method for producing toner

An outdoor table comprising a tabletop slat members connected to each other to be deployed and folded, a pair of table-leg assemblies spaced apart from each other in a longitudinal direction of the slat members and each mounted to two of the slat members at the center in the deploying and folding direction and adapted to be folded underneath the tabletop, two pair of bars connected to the two slat members at a location near the ends of the slat members such that each pair of bars can be rotated in opposite directions around the location between a state where the bars are directed almost in parallel to the slat members in its lengthwise direction and a state where the bars are directed orthogonal to the slat members, joint members provided on two of the slat members located at the opposite ends of the tabletop such that the joint members are located near the opposite ends of the two slat members on the lower surface, and engagement structures provided on the outside ends of the bars so as to be engaged with the joint members of the slat members.

Outdoor table and chair set

A portable cooking system comprising: leg units each having a pair of leg posts, first and second reinforcement mechanisms that connects the leg units to stand as well as to be folded together, a first cloth material over the first reinforcement mechanism, a second cloth material over the second reinforcement mechanist; a removable back cloth material between the leg posts on one side of the leg units, side tables rotatably installed to the opposite sides of the combined leg units, a removable lantern stand, and a removable wire net and top board, wherein the leg units, first and second reinforcement mechanisms, and cloth materials can form a bench, and wherein with the back cloth material removed, the leg units, reinforcement mechanisms, cloth materials, side tables, the lantern stand, and wire net and/or top board can form a kitchen.

Portable cooking system

A tabletop has a plurality of panels connected by rope-type connections and pole-shaped legs that can be folded up by way of links. Bars with grooves are provided to maintain the tabletop panels in an outstretched position. Connectors provided on the legs and connectors provided on the panels both engage the grooves on the bars such that the legs are properly positioned with respect to the panels of the tabletop.

Growing community of inventors

Tokyo, Japan

Satoshi Izumi