Patents by Inventor Toshiaki Yoshikawa
Toshiaki Yoshikawa 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).
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Publication number: 20090242177Abstract: A coating composition according to the present invention includes silica microparticles and fluorine resin particles. The coating film formed on a surface of an article includes a silica film composed of the silica microparticles, in which the fluorine resin particles are dotted so as to partially expose from a surface of the silica film, an exposed area of the silica film is larger than an exposed area of the fluorine resin particles, and amount of natrium contained in the coating composition is made equal to or less than 0.5% in a ratio by weight to contained amount of the silica microparticles.Type: ApplicationFiled: February 6, 2009Publication date: October 1, 2009Applicant: Mitsubishi Electric CorporationInventors: Reiji Morioka, Toshiaki Yoshikawa, Yasuhiro Yoshida, Yoshinori Yamamoto, Teruhiko Kumada
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Patent number: 7517185Abstract: In an air conditioner, reverse inhalation is prevented while broad band noise and wind sound are reduced. A projection arranged at the leading end of a stabilizer on the downstream side of an air stream flowing along a surface of the stabilizer opposing an impeller and protrudes toward the impeller to define the shortest distance to the impeller. A plurality of grooves or projections are provided on the opposing surface on the upstream side of the projection to disturb the air stream flowing along the opposing surface. The positions of the grooves or the projections are arranged apart in a rotational axis direction. A plurality of convex portions are provided to disturb an air stream flowing along a surface of a casing opposing the impellers. The positions of the convex portions are arranged apart in the rotational axis direction of the impeller.Type: GrantFiled: September 14, 2005Date of Patent: April 14, 2009Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Seiji Hirakawa, Shoji Yamada, Akira Takamori, Mitsuhiro Shirota, Toshiaki Yoshikawa, Takashi Ikeda, Hiroki Okazawa
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Publication number: 20080181764Abstract: In an air conditioner, reverse inhalation is prevented while broad band noise and wind sound are reduced. There are provided a projection 12b arranged at the leading end of a stabilizer 12 on the downstream side of an air stream F flowing along a surface 12a of the stabilizer opposing an impeller so as to protrude toward the impeller to define the shortest distance to the impeller, and a plurality of grooves 12e or projections provided on the opposing surface on the upstream side of the projection 12b so as to disturb the air stream flowing along the opposing surface 12a. The positions of the grooves 12e or the projections are arranged apart in a rotational axis direction E. A plurality of convex portions are provided so as to disturb an air stream flowing along a surface of a casing opposing the impeller, and the positions of the convex portions are arranged apart in the rotational axis direction of the impeller.Type: ApplicationFiled: September 14, 2005Publication date: July 31, 2008Applicant: MITSUBISH DENKI KABUSHIKI KAISHAInventors: Seiji Hirakawa, Shoji Yamada, Akira Takamori, Mitsuhiro Shirota, Toshiaki Yoshikawa, Takashi Ikeda, Hiroki Okazawa
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Publication number: 20080014825Abstract: A vacuum deposition apparatus capable of enhancing the productivity of an organic electroluminescence device is realized. A first pipe is connected to a deposition source for evaporating an organic electroluminescence material, and two second pipes are directed to two film deposition objects comprised of substrates and masks, whereby an organic deposition film is formed. Vapor is released simultaneously from the deposition source to plural film deposition objects on different planes to deposit films, which promotes the reduction in film deposition time and the miniaturization of an apparatus.Type: ApplicationFiled: June 18, 2007Publication date: January 17, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Naoto Fukuda, Toshiaki Yoshikawa, Seiji Mashimo
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Publication number: 20070221131Abstract: An object of the present invention is to reduce splash generated in a vapor deposition source and carry out vapor deposition at a stable, high vapor deposition speed. The vapor deposition according to the present invention is carried out by vertically stacking a plurality of doughnut-shaped flat plates in a crucible, mounting thin vapor deposition material on the doughnut-shaped flat plates, using heaters that surround the crucible to heat the vapor deposition material on the doughnut-shaped flat plates, allowing the vapor generated from the vapor deposition material to flow through a flow space A at each layer into a vertical flow path B, and discharging the vapor from an opening at the top of the flow path B toward a substrate to be deposited. The conductance of the flow space A is smaller than the conductance of the flow path B.Type: ApplicationFiled: March 14, 2007Publication date: September 27, 2007Applicant: CANON KABUSHIKI KAISHAInventors: TOSHIAKI YOSHIKAWA, SEIJI MASHIMO, NAOTO FUKUDA
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Publication number: 20070134405Abstract: Provided is a method of manufacturing an organic light emitting device including the step of forming an electron injection layer. The step of forming the electron injection layer includes the steps of: vaporizing in a container a dopant material as a raw material of a dopant; causing the vaporized dopant material to pass a heated medium between the container and the substrate; and forming the organic compound into the electron injection layer. According to the method the organic light emitting device which has high electron injection efficiency and can be driven at a low voltage can be obtained.Type: ApplicationFiled: December 13, 2006Publication date: June 14, 2007Applicant: CANON KABUSHIKI KAISHAInventors: MANABU OTSUKA, YUZO TOKUNAGA, SEIJI MASHIMO, TOSHIAKI YOSHIKAWA, NAOTO FUKUDA
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Publication number: 20070084235Abstract: To provide an air conditioner capable of reducing an input power and a rotational speed of a fan motor necessary for obtaining a predetermined flow rate from an indoor unit. An air conditioner includes an indoor unit 8 having at least one inlet 6 and one outlet 8; a cross-flow fan 1 connected to a fan motor; a front heat exchanger 2; and a back heat exchanger 3, wherein an installation angle a of the front heat exchanger 2 positioned above the rotational center of the cross-flow fan 1 relative to the horizon is 65°???90°, a point of the back heat exchanger 3 closest to the front heat exchanger 2 is located adjacent to the front heat exchanger 2 from the rotational center of the cross-flow fan 1, and an outlet angle ?2 of a blade of the cross-flow fan 1 is 22°??2?28°.Type: ApplicationFiled: September 21, 2004Publication date: April 19, 2007Applicant: MITSUBISHI DENKI KABUSHIKI KAISHAInventors: Hiroki Okazawa, Seiji Hirakawa, Toshiaki Yoshikawa
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Publication number: 20060283382Abstract: There is provided a device or a method including a flow path switching unit which switches a first flow path for releasing the vapor deposition material evaporated from a vapor depositing source from the same into a chamber, and a second flow path for causing the vapor deposition material evaporated from the vapor depositing source to flow from the vapor depositing source through a transfer path into a recovery container. The vapor deposition system or the vapor deposition method is capable of reducing an amount of a vapor deposition material consumed without being deposited on an object not to be processed during non-vapor deposition.Type: ApplicationFiled: June 14, 2006Publication date: December 21, 2006Applicant: CANON KABUSHIKI KAISHAInventors: Toshiaki Yoshikawa, Naoto Fukuda
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Patent number: 6708516Abstract: An air conditioner having an air blower (1) for air blowing, a front heat exchanger (2) and a rear heat exchanger (3) respectively provided on the front side and the rear side of an indoor unit (10) so as to surround the air blower (1) and for carrying out heat exchange between the indoor air and a refrigerant, a rear drain pan (11) provided under this rear heat exchanger (3) and for receiving drained water, and an air blower air path (4) formed around the air blower (1) and narrowed near the front end portion of the drain pan (11). The lower portion of the rear heat exchanger (3) is located rearward in comparison with the upper portion of the rear heat exchanger (3) so as to be inclined backward.Type: GrantFiled: April 2, 2003Date of Patent: March 23, 2004Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Hidetomo Nakagawa, Masao Nagano, Isao Funayama, Toshiaki Yoshikawa
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Publication number: 20030167786Abstract: An air conditioner having an air blower (1) for air blowing, a front heat exchanger (2) and a rear heat exchanger (3) respectively provided on the front side and the rear side of an indoor unit (10) so as to surround the air blower (1) and for carrying out heat exchange between the indoor air and a refrigerant, a rear drain pan (11) provided under this rear heat exchanger (3) and for receiving drained water, and an air blower air path (4) formed around the air blower (1) and narrowed near the front end portion of the drain pan (11). The lower portion of the rear heat exchanger (3) is located rearward in comparison with the upper portion of the rear heat exchanger (3) so as to be inclined backward.Type: ApplicationFiled: April 2, 2003Publication date: September 11, 2003Applicant: MITSUBISHI DENKI KABUSHIKI KAISHAInventors: Hidetomo Nakagawa, Masao Nagano, Isao Funayama, Toshiaki Yoshikawa
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Publication number: 20030104123Abstract: In a method for coating a member with a coating liquid during moving relatively a coating head and the member often ejecting the coating liquid over a surface of the member, a supply of coating liquid to the coating head is stopped. And, then the coating head is rinsed. The rinsing liquid flows directly to or toward the coating head, from midway of a coating liquid supply path extending to the coating head, thereby improving an efficiency of cleaning and maintenance of the coating head.Type: ApplicationFiled: December 23, 1999Publication date: June 5, 2003Inventors: SATOSHI KOKUBO, TOSHIAKI YOSHIKAWA
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Patent number: 6500352Abstract: An electrode plate is formed by a substrate and a plurality of patterned electrodes formed on the substrate. Each patterned electrode has a laminate structure including a first layer of nickel metal formed on the substrate and a second layer of copper formed thereon. The electrode plate may be prepared by a process including a step of etching such a multi-layer metal electrode-forming film formed on a substrate by spraying an etchant downwardly and uniformly onto the substrate while rotating the substrate at a rotation speed sufficient to allow quick liberation of the etchant from the substrate. The metal electrodes can be formed with good adhesion onto the substrate and with good width and thickness accuracy. By incorporating the electrode plate as a pair of substrates sandwiching a liquid crystal, a liquid crystal device free from transmission delay and rounding of voltage waveforms can be provided.Type: GrantFiled: November 23, 1999Date of Patent: December 31, 2002Assignee: Canon Kabushiki KaishaInventors: Toshiaki Yoshikawa, Makoto Kameyama, Junri Ishikura
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Publication number: 20020054254Abstract: A display apparatus is constituted by a planar optical modulation device comprising a transparent substrate and a plurality of pixels disposed thereon so as to be each capable of optical modulation thereat, and a masking member disposed on the transparent substrate and with spacings. The making member includes a layer of a metal compound containing C, O and a metal element. The masking member is effective in reducing a degree of reflection of external light (from a viewer side) while maintaining a sufficient light-interrupting property, thus resulting in a display apparatus exhibiting good display performances.Type: ApplicationFiled: November 16, 2001Publication date: May 9, 2002Inventors: Hiroyuki Suzuki, Mitsuharu Sawamura, Makoto Kameyama, Toshiaki Yoshikawa
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Patent number: 6366332Abstract: A display apparatus includes a planar optical modulation device having a transparent substrate and a plurality of pixels disposed thereon so as to be each capable of optical modulation thereat, and a masking member disposed on the transparent substrate and including spacings. The making member includes a layer of a metal compound containing C, O and a metal element. The masking member is effective in reducing a degree of reflection of external light (from a viewer side) while maintaining a sufficient light-interrupting property, thus resulting in a display apparatus exhibiting good display performances.Type: GrantFiled: February 23, 2000Date of Patent: April 2, 2002Assignee: Canon Kabushiki KaishaInventors: Hiroyuki Suzuki, Mitsuharu Sawamura, Makoto Kameyama, Toshiaki Yoshikawa
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Patent number: 6318654Abstract: A bail (20) is joined to a pair of bail joining arms (16) through a pair of bail support members such that rotation and inversion of the bail (20) are permitted. One of the bail support members incorporates a swing arm (18), a line roller (22) rotatively joined to the swing arm and a fishing-line introducing portion (24) disposed adjacent to the line roller. A bail joining portion (26) to which an end of the bail can be joined is formed at the leading end of the fishing-line introducing portion to project over the leading end. The fishing-line introducing portion has a shape (a curved surface), the diameter of which is gradually reduced from the line roller to the bail joining portion. Moreover, the end and the bail joining portion arm joined to substantially the same axis by a predetermined joining means.Type: GrantFiled: March 27, 2000Date of Patent: November 20, 2001Assignee: Daiwa Seiko, Inc.Inventors: Tomoyuki Amano, Shigeto Yamada, Toshiaki Yoshikawa, Naoki Okamoto
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Patent number: 6228435Abstract: Disclosed herein is a process for producing a color filter substrate for picture device constructed by selectively arranging light-shielding members and a plurality of coloring members different in spectral characteristics from each other on a transparent base, which comprises the steps of forming a water-repellent layer composed of a silane coupling agent on the base on which the light-shielding members are partially formed, exposing the surface of the base to oxygen plasma, and arranging a plurality of the coloring members different in spectral characteristics from each other on transparent regions of the base.Type: GrantFiled: July 10, 1996Date of Patent: May 8, 2001Assignee: Canon Kabushiki KaishaInventors: Toshiaki Yoshikawa, Makoto Kameyama, Hiroyuki Suzuki, Nagato Osano, Hirohide Matsuhisa, Kenichi Iwata
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Patent number: 6219125Abstract: An electrode plate, suitable for constituting a liquid crystal device, includes a light-transmissive substrate, a plurality of first electrodes disposed on the light-transmissive substrate and a plurality of second electrodes disposed on the first electrodes. Each first electrode comprises a layer of metal nitride and is electrically connected with an associated second electrode, and each second electrode comprises a transparent electrode. The electrode plate is effective in improving an adhesiveness between the first electroded and the light-transmissive substrate and an antioxidizing property of the first electrodes while ensuring a good electrical connection state between the first electrodes and the second electrodes.Type: GrantFiled: July 23, 1997Date of Patent: April 17, 2001Assignee: Canon Kabushiki KaishaInventors: Junri Ishikura, Makoto Kameyama, Hiroyuki Tokunaga, Toshiaki Yoshikawa
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Patent number: D440626Type: GrantFiled: December 7, 1999Date of Patent: April 17, 2001Assignee: Daiwa Seiko, Inc.Inventors: Toshiaki Yoshikawa, Tomoyuki Amano, Kaname Yamaguchi
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Patent number: D460516Type: GrantFiled: March 26, 2001Date of Patent: July 16, 2002Assignee: Daiwa Seiko, Inc.Inventors: Toshiaki Yoshikawa, Takashi Kondoh, Muneaki Tsukihiji, Manabu Tajika
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Patent number: D539215Type: GrantFiled: January 19, 2006Date of Patent: March 27, 2007Assignee: Daiwa Seiko, Inc.Inventors: Toshiaki Yoshikawa, Yoshihide Ogino