Panasonic Intellectual Property Management Co., Ltd.

Panasonic Corporation

Taichi Nakamura

Akio Furusawa

Shigeaki Sakatani

Hidetoshi Kitaura

Takahiro Matsuo

Kouji Ikeda

Takayoshi Yamaguchi

Hiroto Sumida

Masato Mori

Kiyohiro Hine

Kazuki Sakai

Takahiro Kurokawa

Norihito Tsukahara

Koji Motomura

Takatoshi Mitsushima

Ryou Kuwabara

Takashi Kubo

Kenichiro Suetsugu

Yukihiro Ishimaru

Takehiro Tanaka

Masayoshi Ohtani

Hideyo Fukushima

A fiber assembly includes a support sheet, a warp yarn group in which warp yarns including a polymer material are arranged, and a weft yarn group in which weft yarns including a polymer material are arranged. A surface of the support sheet has been subjected to a release treatment. The warp yarn group and the weft yarn group are on the surface of the support sheet. The warp yarn group and the weft yarn group define contact portion regions and non-contact portion regions. In each of the contact portion regions, one of the warp yarns is integrated with one of the weft yarns. Each of the warp yarns and the weft yarns has a line width of 1 μm to 10 μm, inclusive. One of the contact portion regions has a fiber density which is higher than a fiber density of one of the non-contact portion regions.

Fiber assembly and method for producing fiber assembly

A device for manufacturing a fiber assembly includes: a rotating body that has a cylindrical shape, and winds and holds a plurality of support sheets around an outer peripheral surface around a rotation axis of the rotating body; a plurality of supply nozzles arranged along a direction parallel to the rotation axis, the supply nozzles supplying a polymer material to be a material of fibers to the plurality of support sheets; a supply nozzle moving unit that relatively moves the plurality of supply nozzles in the direction parallel to the rotation axis of the rotating body, in which the rotating body is rotatable about the rotation axis to wind, on main surfaces of the plurality of support sheets, fibers obtained by naturally cooling or naturally drying the polymer material supplied from the plurality of supply nozzles, and the rotating body includes a plurality of guide members in an annular shape circumscribing the outer peripheral surface of the rotating body concentrically to regulate positions of the plurality of support sheets.

Device and method for manufacturing fiber assembly

A hands-free apparatus includes a memory and a hardware processor coupled to the memory. The hardware processor is configured to: connect to a mobile phone to enable a hands-free telephone conversation; receive at least one data of outgoing call history data, incoming call history data, missed call history data, and phonebook data stored in the mobile phone; and execute synchronization permission checking processing to check whether transfer of the at least one data is permitted in the mobile phone before receiving the at least one data from the mobile phone.

Hands-free apparatus, method of data transfer, and computer-readable medium

A magnetostrictive material includes a FeGaSm alloy that is represented by Expression (1),FeGaSm&#x2003;&#x2003;(1)

Magnetostrictive material and magnetostriction type device using the same

A hydrophobic treatment method is used in which at least one sheet filled with a gelled silicic acid is tilted at least two degrees with respect to a horizontal direction in a hydrophobizing solution, and the gelled silicic acid is hydrophobized. A manufacturing method for a sheet-like member is also used. The manufacturing method includes: a sol preparing step of adjusting the pH of a water glass aqueous solution to obtain a sol solution of silicic acid; an adding step of adding the sol solution to a fiber; a gel step of polymerizing and gelling the sol solution; a hydrophobic treatment step of hydrophobizing the gel with the hydrophobic treatment method; and a drying step of drying the hydrophobized gel.

Hydrophobic treatment method and manufacturing method for sheet-like member using method

Provided is a culture medium including fibers aligned in one direction, and a method for producing the same. The culture medium includes: a substrate; a frame body that includes a first surface, a second surface opposite therefrom, and one or more through holes extending from the first surface through the second surface, and that is mounted to the substrate such that the first surface is opposed thereto; a plurality of aligned fibers interposed between the substrate and the first surface; and a bonding portion that bonds the substrate, the plurality of aligned fibers, and the frame body, wherein at least a part of the plurality of aligned fibers is exposed from a first opening that is formed in the first surface by the through hole.

Culture medium and method for producing culture medium

Provided herein is a magnetostriction element having a large power output and a high power density. The magnetostriction element is comprised of a magnetostrictive material that is a monocrystalline alloy represented by the following formula (1),FeGaX,&#x2003;&#x2003;Formula (1)wherein &#x3b1; and &#x3b2; represent the Ga content (at %) and the X content (at %), respectively, X is at least one element selected from the group consisting of Sm, Eu, Gd, Tb, Dy, Cu, and C, and the formula satisfies 5&#x2264;&#x3b1;&#x2264;40, and 0&#x2264;&#x3b2;&#x2264;1.

Magnetostriction element and magnetostriction-type vibration powered generator using same

A magnetostrictive material includes a FeGaBa alloy that is represented by Expression (1),FeGaBa&#x2003;&#x2003;(1)

A method for producing a medium includes forming a fiber assembly by discharging a raw material liquid of fibers from a nozzle to generate the fibers and depositing the fibers so as to surround a circumferential surface of a rotatable winder, and transferring the fiber assembly to a base member while rotating the rotatable winder. The circumferential surface of the rotatable winder has a plurality of belt-shaped projection portions extending in a direction along a rotation axis of the rotatable winder.

Method for producing medium and fiber assembly, and apparatus for producing medium

A laminated nonwoven fabric includes first to third nonwoven fabrics and an adhesive sandwiched between at least the second nonwoven fabric and the third nonwoven fabric. The second nonwoven fabric contains second fibers and is laminated on the first nonwoven fabric containing first fibers, and the third nonwoven fabric contains third fibers and is laminated on the second nonwoven fabric on an opposite side to the first nonwoven fabric. An average fiber diameter of the first fibers is larger than that of the second fibers. The second nonwoven fabric has first and second regions which exist mixedly with each other, and a density of the second fibers in the second region is lower than that in the first region. A part of the adhesive is present between a portion of the first nonwoven and a portion of the third nonwoven fabric which face the second region.

Laminated nonwoven fabric and manufacturing method thereof

A nonwoven fabric contains a plurality of fibers having average fiber diameter Din a range from 10 nm to 3 &#x3bc;m, inclusive. The nonwoven fabric has a plurality of fusion portions among the plurality of fibers. The nonwoven fabric has a first principal surface and a second principal surface on an opposite side to the first principal surface. Average number Nh of the fusion portions observed per 500 &#x3bc;mon the first principal surface is six or more.

Nonwoven fabric, and dust collecting filter, medium of microorganism or biological tissue, and cosmetic article, each having the same

A laminated nonwoven fabric (NF) includes a first NF containing first fibers and a second NF containing second fibers and laminated on the first NF, and has a cut-off edge at an end thereof. An average diameter of the first fibers is larger than that of the second fibers not more than 3 &#x3bc;m. 50% by mass to 70% by mass, inclusive, of the second fibers satisfy x&#x2265;y, and 5% by mass to 30% by mass, inclusive, thereof satisfy x&#x3c;y/2. 'x' is a vector component in a direction (X axis direction) of the cut-off edge, and 'y' is a vector component in Y axis direction perpendicular to X axis and parallel to a principal surface of the laminated NF. When the second NF is viewed from Z axis direction perpendicular to X and Y axes, at least some of the second fibers satisfying x&#x3c;y/2 overlap the second fibers satisfying x&#x2265;y.

Laminated nonwoven fabric and air purifier

A laminated nonwoven fabric includes a first nonwoven fabric and a second nonwoven fabric. The first nonwoven fabric contains charged first fibers. The second nonwoven fabric contains second fibers, and is laminated on the first nonwoven fabric. A fiber diameter of the first fibers is larger than a fiber diameter of the second fibers.

Laminated nonwoven fabric, air purifier, and manufacturing method of laminated nonwoven fabric

A mounting structure includes a BGA including a BGA electrode, a circuit board including a circuit board electrode, and a solder joining portion which is arranged on the circuit board electrode and is connected to the BGA electrode. The solder joining portion is formed of Cu having a content ratio in a range from 0.6 mass % to 1.2 mass %, inclusive, Ag having a content ratio in a range from 3.0 mass % to 4.0 mass %, inclusive, Bi having a content ratio in a range from 0 mass % to 1.0 mass %, inclusive, In, and Sn. A range of the content ratio of In is different according to the content ratio of Cu.

Mounting structure and BGA ball

Solder material used in soldering of an Au electrode including Ni plating containing P includes Ag satisfying 0.3&#x2266;[Ag]&#x2266;4.0, Bi satisfying 0&#x2266;[Bi]&#x2266;1.0, and Cu satisfying 0&#x3c;[Cu]&#x2266;1.2, where contents (mass %) of Ag, Bi, Cu and In in the solder material are denoted by [Ag], [Bi], [Cu], and [In], respectively. The solder material includes In in a range of 6.0&#x2266;[In]&#x2266;6.8 when [Cu] falls within a range of 0&#x3c;[Cu]&#x3c;0.5, In in a range of 5.2+(6&#x2212;(1.55&#xd7;[Cu]+4.428))&#x2266;[In]&#x2266;6.8 when [Cu] falls within a range of 0.5&#x2266;[Cu]&#x2266;1.0, In in a range of 5.2&#x2266;[In]&#x2266;6.8 when [Cu] falls within a range of 1.0&#x3c;[Cu]&#x2266;1.2. A balance includes only not less than 87 mass % of Sn.

Growing community of inventors

Osaka, Japan

Taichi Nakamura