Patents by Inventor Katsumi Suzuki

Katsumi Suzuki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Optical component and timepiece
    Patent number: 9348063
    Abstract: An optical component includes a base material and an antireflection film containing silica particles, wherein the silica particles have a first local maximum in the range of 1.5 nm or more and 2.5 nm or less (a first range), a second local maximum in the range of 3.5 nm or more and 4.5 nm or less (a second range), and a third local maximum in the range of 7.5 nm or more and 8.5 nm or less (a third range) in a number-based particle size distribution. It is preferred that the silica particles have a fourth local maximum in the range of 5.5 nm or more and 6.5 nm or less in the number-based particle size distribution.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: May 24, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Daiki Furusato, Katsumi Suzuki
  • DISPLAY CONTROL DEVICE, CONTROL METHOD THEREOF, AND PROGRAM
    Publication number: 20160110016
    Abstract: A display control device (100) includes an operation reception unit (102) that receives a predetermined operation (130) with respect to a display content (122) which is displayed within a display frame in a display unit, and a display control unit (104) that obtains a position of the predetermined operation (130) received by the operation reception unit (102) and transforms an entirety of the display content (122) displayed within the display frame by a transformation method and a transformation amount which are determined for each portion of the display content (122) in accordance with a positional relationship between positions of position of predetermined operation (130) relative to position of the display content (122) within the display frame.
    Type: Application
    Filed: May 13, 2014
    Publication date: April 21, 2016
    Inventor: Katsumi SUZUKI
  • ORNAMENTAL MEMBER AND ORNAMENT
    Publication number: 20160044998
    Abstract: An ornamental member includes a first part composed of stainless steel containing Ni, and a second part electrically connected to the first part and composed of a material containing one or more elements selected from the group consisting of Mg, Al, Zn, and Fe. The second part is preferably provided in a region where the second part is not visually observed. Further, the second part is preferably formed using a material in the form of a film. The content of Ni in the first part is preferably 2.0 mass % or more and 29.0 mass % or less.
    Type: Application
    Filed: August 3, 2015
    Publication date: February 18, 2016
    Inventors: Katsumi SUZUKI, Tsutomu ITO, Hiroyuki TAKEMORI
  • FILM FORMING APPARATUS, SUSCEPTOR, AND FILM FORMING METHOD
    Publication number: 20160024652
    Abstract: A film forming apparatus according to an embodiment of the invention includes: a film forming chamber configured to form a film on a substrate; a susceptor configured to place the substrate thereon; a rotating part configured to rotate the susceptor; a heater configured to heat the substrate; and a gas supplier configured to supply process gases into the film forming chamber, wherein the susceptor includes: a ring-shaped outer circumferential susceptor supported by the rotating part; a holder provided at an inner circumferential portion of the outer circumferential susceptor, the holder configured to hold the substrate; a ring-shaped plate provided over the outer circumferential susceptor; and a cover member configured to cover a top surface and an outer circumferential surface of the plate and an outer circumferential surface of the outer circumferential susceptor.
    Type: Application
    Filed: July 10, 2015
    Publication date: January 28, 2016
    Inventors: Hideki Ito, Hidekazu Tsuchida, Isaho Kamata, Masahiko Ito, Masami Naito, Hiroaki Fujibayashi, Katsumi Suzuki, Koichi Nishikawa
  • CONTACT PROBE AND SEMICONDUCTOR ELEMENT SOCKET PROVIDED WITH SAME
    Publication number: 20150369859
    Abstract: The invention provides a contact probe and a semiconductor element socket provided with the same, the contact probe capable of smooth inspection of a device while securing good conductivity. A contact probe has an upper plunger having a contact stem portion, a lower plunger having an insertion hole with which the contact stem portion is capable of coming into contact, and a coil spring connected to the upper plunger and the lower plunger in such a way as to cover the contact stem portion. The coil spring is configured by helically winding a wiring, and includes a guide portion wound tight in the axial direction of the coil spring by the wire, the guide portion located on the lower plunger side of the coil spring and also includes the upper plunger side portion than an upper end portion of the insertion hole.
    Type: Application
    Filed: May 23, 2013
    Publication date: December 24, 2015
    Inventors: Katsumi Suzuki, Takeyuki Suzuki
  • SUSCEPTOR PROCESSING METHOD AND SUSCEPTOR PROCESSING PLATE
    Publication number: 20150299898
    Abstract: A susceptor processing method according to an embodiment includes: placing a plate on a susceptor arranged in a film forming chamber; heating the susceptor in order to have a temperature higher than that of the plate by using a main heater arranged below the susceptor and an auxiliary heater arranged in an upper part of the film forming chamber, and subliming a SIC film having been formed on a surface of the susceptor and adhering the sublimed SIC on the plate; and transporting the plate from the film forming chamber, the plate having SIC adhered thereon.
    Type: Application
    Filed: April 2, 2015
    Publication date: October 22, 2015
    Inventors: Hideki ITO, Hidekazu Tsuchida, Isaho Kamata, Masahiko Ito, Hiroaki Fujibayashi, Katsumi Suzuki, Koichi Nishikawa
  • METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
    Publication number: 20150263130
    Abstract: A method of manufacturing a semiconductor device includes: forming a first trench in a first area of a drift layer that has a surface including the first area and a second area; growing a crystal of a p-type base layer on a surface of the drift layer after forming the first trench; and growing a crystal of an n-type source layer on a surface of the base layer. Material of the drift layer, the base layer, and the source layer are a wide-gap semiconductor.
    Type: Application
    Filed: January 9, 2014
    Publication date: September 17, 2015
    Inventors: Sachiko Aoi, Yukihiko Watanabe, Katsumi Suzuki, Shoji Mizuno
  • OPERATING MECHANISM AND POWER SWITCHING DEVICE PROVIDED WITH OPERATING MECHANISM
    Publication number: 20150228417
    Abstract: There are provided a row of external permanent magnets and a row of internal permanent magnets; a floating output ring is provided on which is wound a 3-phase coil, between these rows. The floating output ring has no mechanical restraining relationship with any other member in the linear motor). Instead, a controller that controls a PWM inverter that injects AC exciting current into the 3-phase coil brings the central axes of the double cylinder and the floating output ring into coincidence by generating supporting force with respect to the floating output ring by magnetism, by controlling the d axis current component of the exciting current.
    Type: Application
    Filed: April 22, 2015
    Publication date: August 13, 2015
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Yutaka MARUYAMA, Katsumi Suzuki, Yoshiaki Ohda, Satoshi Marushima
  • Contact probe and semiconductor device socket including contact probe
    Patent number: 9105994
    Abstract: A contact probe having a plunger; a top contacting member which is provided at a tip end of the plunger and is brought into contact with an electrode of a semiconductor device; a bottom contacting member which is brought into contact with an electrode of a testing board; and an elastic member for urging the top contacting member and the bottom contacting member in opposite directions away from each other. The plunger is formed into a cylindrical shape and includes a through-hole which penetrates through the plunger in an axial direction thereof. The top contacting member includes a plurality of mountain-shaped sharp portions at a tip end thereof, and each of the sharp portions is asymmetrical with respect to a straight line that passes through a peak of the sharp portion and extends along an axial direction of the plunger, and is bent toward a center line of the plunger.
    Type: Grant
    Filed: September 13, 2011
    Date of Patent: August 11, 2015
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventors: Katsumi Suzuki, Takeyuki Suzuki
  • OPERATING MECHANISM AND POWER SWITCH PROVIDED WITH THE OPERATING MECHANISM
    Publication number: 20150042424
    Abstract: A power switch operating mechanism comprises: a series of external permanent magnets, a series of internal permanent magnets, an internal pipe, an external pipe, a three-phase coil, an output ring and a power supply lead. In the series of external permanent magnets, the magnets are juxtaposed in such a way that their magnetic poles are rotated by a maximum of 90° in each case. In the series of internal permanent magnets, the magnetic poles have magnetization vector radial components that are in the same direction as that of the series of external permanent magnets and magnetization vector, axial components that are in the opposite direction to that of the series of external permanent magnets. The series of external permanent magnets and the series of internal permanent magnets are fixed so that their magnetization vector radial components are in the same direction.
    Type: Application
    Filed: October 24, 2014
    Publication date: February 12, 2015
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Yutaka MARUYAMA, Satoshi MARUSHIMA, Yoshiaki OHDA, Katsumi SUZUKI
  • Crosslinked Composition, Method for Producing Crosslinked Composition, and Molded Product
    Publication number: 20140357798
    Abstract: A crosslinked composition is obtained by crosslinking a composition, containing: 1 to 99 parts by mass of a vinyl aromatic copolymer rubber (I) comprising 5 to 70% by mass of a vinyl aromatic monomer unit and 0.1 to 30% by mass of a conjugated diene monomer unit and having one or more tan ? peak temperatures between 75° C. and 125° C.; 99 to 1 parts by mass of an ethylenic copolymer rubber (II); 10 to 100 parts by mass of an olefinic resin (III) based on 100 parts by mass of a total amount of the vinyl aromatic copolymer rubber (I) and the ethylenic copolymer rubber (II); and 0.01 to 50 parts by mass of a crosslinking agent (IV) based on 100 parts by mass of the total amount of the vinyl aromatic copolymer rubber (I) and the ethylenic copolymer rubber (II).
    Type: Application
    Filed: September 14, 2012
    Publication date: December 4, 2014
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Daisuke Shimizu, Yoshifumi Araki, Katsumi Suzuki
  • Timepiece cover glass and timepiece
    Patent number: 8867320
    Abstract: A timepiece cover glass used in a timepiece with a solar battery is provided. The timepiece cover glass covers the solar battery. The timepiece cover glass includes an antireflective layer is formed on at least both sides of the timepiece cover glass. A formula (1) is satisfied. f(x, y, z)?40 (1), where (f(x, y, z) expresses the absolute value of the difference between the maximum value and minimum value among x, y, and z, where z=550.), xnm represents a wavelength exhibiting a minimum reflectance in a reflectance curve based on the antireflective layer, ynm represents a maximum sensitivity wavelength of the solar battery, and znm represents a maximum visible sensitivity wavelength, and the luminous reflectance is 0.6% or less.
    Type: Grant
    Filed: January 18, 2011
    Date of Patent: October 21, 2014
    Assignee: Seiko Epson Corporation
    Inventor: Katsumi Suzuki
  • INSPECTION PROBE AND AN IC SOCKET WITH THE SAME
    Publication number: 20140253163
    Abstract: An inspection probe 16Ai is formed by subjecting a thin sheet material made of a copper alloy to press working. The inspection probe 16Ai includes: a device side plunger 16A having a contact point which selectively comes into contact with an electrode portion DVb of a semiconductor device DV; a board side plunger 16B having a contact point which selectively comes into contact with a contact pad of a printed wiring board 18; a spring portion 16D which biases the device side plunger 16A and the board side plunger 16B in a direction away from each other; and a cylindrical support stem 16C being disposed inside the spring portion 16D, making the spring portion 16D slidable thereon, and being configured to retain straight advancing property of the spring portion 16D.
    Type: Application
    Filed: February 24, 2014
    Publication date: September 11, 2014
    Inventors: Katsumi SUZUKI, Yuji NAKAMURA, Takeyuki SUZUKI, Yukio OTA
  • Thermally conductive material and thermally conductive sheet molded from the thermally conductive material
    Patent number: 8653176
    Abstract: Disclosed is a thermally conductive material having excellent heat conductivity and insulating properties and having flame retardancy while retaining flexibility and toughness. More specifically, there is provided a thermally conductive material comprising: a hydrogenated copolymer (1) and/or a modified hydrogenated copolymer (2) in which each has a specific structure and is contained in a specific amount; and zinc oxide (3) comprising a core part and acicular crystal parts extending from the core part in four axial directions. The thermally conductive material optionally further comprises a paraffin oil (4), a flame retardant (5), or a filler (6) having a thermal conductivity of 10 to 400 W/m·K (the zinc oxide (3) is excluded).
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: February 18, 2014
    Assignee: Asahi Kasei E-Materials Corporation
    Inventors: Motonori Nakamichi, Yasuaki Konomi, Takeshi Yasui, Katsumi Suzuki
  • TRANSPARENT MEMBER, TIMEPIECE, AND METHOD OF MANUFACTURING A TRANSPARENT MEMBER
    Publication number: 20130260115
    Abstract: A transparent member has a transparent substrate, and an antireflection coating that has a high index of refraction layer made of silicon nitride and a low index of refraction layer made of silicon oxide alternately laminated on at least a part of a surface of the substrate. The content of silicon nitride in the region to a depth of 150 nm from the outside surface of the antireflection coating is 30-50 vol %.
    Type: Application
    Filed: May 21, 2013
    Publication date: October 3, 2013
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Katsumi SUZUKI, Keiichi SUZUKI, Hiroyuki SEKI
  • Socket for a semiconductor device
    Patent number: 8535101
    Abstract: A device, wherein, at cells 10ai of a metallic upper housing 10 corresponding to a signal line, between an end portion of an adapter 24 that has electrically insulating properties the inner surface of an upper housing 12 that has electrically insulating properties, an annular air layer Ai is formed at the peripheries of sleeves 20S of contact terminals 20ai that have the same structure as each other, and wherein, at the cells 10ai that correspond to ground lines, contact points 20CT2 of the contact terminals 20ai are inserted in through-holes 12ai of the lower housing 12, and their contact points 20CT1 are inserted into small diameter holes 22b of conductive collars 22 that touch the inner surfaces of the cells 10ai.
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: September 17, 2013
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventors: Katsumi Suzuki, Takeyuki Suzuki
  • Fluorine-containing alloyed copolymer
    Patent number: 8357757
    Abstract: A fluorine-containing alloyed copolymer, which comprises a fluorine-containing elastomer copolymer having a fluorine content of not less than 64% by weight, and a resinous tetrafluoroethylene-perfluoro(alkyl vinyl ether) copolymer having an amount of heat of crystal fusion ?H of not more than 10 J/g, can give crosslinked moldings having a distinguished plasma resistance against both CF4 plasma treatment and O2 plasma treatment, and also a distinguished cracking resistance at the plasma irradiation, and showing necessary normal state physical properties and compression set when used as seals, and capable of providing soft seals of low hardness, and attaining molding at relatively low temperatures.
    Type: Grant
    Filed: October 23, 2006
    Date of Patent: January 22, 2013
    Assignee: Unimatec Co., Ltd.
    Inventors: Jun Kanega, Takashi Obara, Katsumi Suzuki, Takashi Enokida
  • Electrooptic apparatus
    Patent number: 8329279
    Abstract: An electrooptic apparatus includes an electrooptic material interposed between a pair of substrates, and a film formed above each of surfaces of the substrates facing the electrooptic material. The film is formed by a method including (a) forming a frame-shaped partition in an application area on the substrate, the partition having a side surface facing a center of the application area, (b) applying the material liquid to the application area, and (c) drying the material liquid. In step (a), the partition is formed so that a distance between the side surface of the partition and the center is smaller than a distance between an outer edge of the application area and the center, and so that a height of the partition is smaller than a film thickness of the material liquid at a time when the material liquid is applied and is larger than a thickness of the dried film.
    Type: Grant
    Filed: December 14, 2011
    Date of Patent: December 11, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Katsumi Suzuki
  • CONTACT PROBE AND SEMICONDUCTOR DEVICE SOCKET INCLUDING CONTACT PROBE
    Publication number: 20120249174
    Abstract: A contact probe having a plunger; a top contacting member which is provided at a tip end of the plunger and is brought into contact with an electrode of a semiconductor device; a bottom contacting member which is brought into contact with an electrode of a testing board; and an elastic member for urging the top contacting member and the bottom contacting member in opposite directions away from each other. The plunger is formed into a cylindrical shape and includes a through-hole which penetrates through the plunger in an axial direction thereof. The top contacting member includes a plurality of mountain-shaped sharp portions at a tip end thereof, and each of the sharp portions is asymmetrical with respect to a straight line that passes through a peak of the sharp portion and extends along an axial direction of the plunger, and is bent toward a center line of the plunger.
    Type: Application
    Filed: September 13, 2011
    Publication date: October 4, 2012
    Applicant: YAMAICHI ELECTRONICS., CO. LTD.
    Inventors: Katsumi SUZUKI, Takeyuki SUZUKI
  • Contact probe
    Patent number: D699607
    Type: Grant
    Filed: August 31, 2012
    Date of Patent: February 18, 2014
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventors: Yuji Nakamura, Katsumi Suzuki