Patents by Inventor Hiroyuki Tajima
Hiroyuki Tajima 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: 20100052006Abstract: A light emitting semiconductor device includes a base substrate; a light emitting semiconductor element including a crystal growth basis and provided on the base substrate so that the crystal growth basis faces in opposite direction to the base substrate; a first transparent sealing medium which seals the light emitting semiconductor on the base substrate; and a second transparent sealing medium which seals the light emitting semiconductor over the first transparent sealing medium and contains phosphor. A thickness of the second sealing medium in a portion with high emission intensity is larger than that of the other portion of the first sealing medium; and the portion with high emission intensity is defined as a portion where light emission intensity from the light emitting semiconductor element is maximum.Type: ApplicationFiled: September 2, 2009Publication date: March 4, 2010Applicant: TOYODA GOSEI CO., LTD.Inventors: Shigeo Takeda, Hiroyuki Tajima, Shota Shimonishi, Yosuke Tsuchiya
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Patent number: 7604913Abstract: Disclosed is an electrophotographic photoreceptor which is excellent in wear resistance and electrical characteristics. Specifically disclosed is an electrophotographic photoreceptor containing a polyester resin in a photosensitive layer provided on an electroconductive substrate. The polyester resin is composed of a copolymer represented by the general formula 1 below, which has a viscosity average molecular weight (Mv) of 10,000-300,000 and contains a diphenyl ether 4,4?-dicarboxylic acid component and a bivalent phenol component. [Chemical Formula 1] A-Bn??(1) In the general formula 1, A represents a diphenyl ether 4,4?-dicarboxylic acid residue represented by the formula A below, and B represents a bivalent phenol residue represented by the formula B below. In the formula A, each of Ra1 and Ra2 independently represents a hydrogen atom or a monovalent substituent which may have a substituent, and each of n and m is independently an integer from 0 to 4.Type: GrantFiled: July 15, 2005Date of Patent: October 20, 2009Assignee: Mitsubishi Chemical CorporationInventors: Hiroyuki Tajima, Yuuta Kumano
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Publication number: 20090206718Abstract: The present invention provides a LED lamp module including a metal base, a flexible board mounted on the metal base and having a through hole, a surface mounted type LED lamp including a ceramic package having a projection portion on a back of the ceramic package, a LED chip mounted on the ceramic package, and a light output surface. The projection part is thermally connected with the metal base through the through hole, and the LED lamp is electrically connected with the flexible board through an electric conductive member at a portion other than the projection portion.Type: ApplicationFiled: February 5, 2009Publication date: August 20, 2009Applicant: TOYODA GOSEI CO., LTD.Inventors: Shota Shimonishi, Hiroyuki Tajima, Toshimasa Hayashi, Hideki Kokubu
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Publication number: 20090047589Abstract: Disclosed is an electrophotographic photoreceptor which is excellent in wear resistance and electrical characteristics. Specifically disclosed is an electrophotographic photoreceptor containing a polyester resin in a photosensitive layer provided on an electroconductive substrate. The polyester resin is composed of a copolymer represented by the general formula 1 below, which has a viscosity average molecular weight (Mv) of 10,000-300,000 and contains a diphenyl ether 4,4?-dicarboxylic acid component and a bivalent phenol component. In the general formula 1, A represents a diphenyl ether 4,4?-dicarboxylic acid residue represented by the formula A below, and B represents a bivalent phenol residue represented by the formula B below. In the formula A, each of Ra1 and Ra2 independently represents a hydrogen atom or a monovalent substituent which may have a substituent, and each of n and m is independently an integer from 0 to 4.Type: ApplicationFiled: October 6, 2008Publication date: February 19, 2009Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Hiroyuki TAJIMA, Yuuta Kumano
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Publication number: 20080296608Abstract: A light-emitting element 10 is fixed on a lead frame 20 with a die-bonding member 13. The light-emitting element 10 is sealed with a silicone resin 22 and further sealed with an epoxy resin 24 from above the silicone resin 22. The die-bonding member 13 is obtainable by dispersing titanium oxide into an alicyclic epoxy resin obtained by curing an alicyclic epoxy compound with a curing agent.Type: ApplicationFiled: May 29, 2008Publication date: December 4, 2008Applicant: TOYODA GOESEI CO., LTD.Inventors: Hiroyuki Tajima, Shigeo Takeda, Yukihiro Demukai
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Publication number: 20080246043Abstract: A pair of bonding electrodes of each of light-emitting semiconductor devices of RGB is disposed in a point symmetrical relationship, the devices are mounted on a common electrode of a package, and a bonding wire is suspended from a commonized bonding electrode of the respective devices to the common electrode. Bonding wires are suspended from the other bonding electrodes of the respective devices to first to third electrodes on the package which are independent from one another.Type: ApplicationFiled: April 2, 2008Publication date: October 9, 2008Applicant: TOYODA GOSEI CO., LTD.Inventors: Hiroyuki Tajima, Toshinori Takahashi, Atsushi Tsuzuki
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Publication number: 20080185776Abstract: [Object] To provide a clutch apparatus that can smoothly switch from a clutch engaged state to a clutch non-engaged state, while tooth jump does not occur even with a small-sized clutch apparatus. [Solving Means] A recessed portion 153 is provided in a cam face of a cam 45. A cam shaft 13 is configured to pivot by a predetermined amount as a cam follower 51 is fitted in the recessed portion, and, when the cam initiates to engage the cam follower, it enters a clutch engaged state. A driven side gear 99 is pivoted by a predetermined amount as the cam follower is fitted in the recessed portion and, thereby, a clutch member 93 is rotated by a predetermined amount in a direction in which a toothed portion 94 is spaced apart from a drive side gear 92.Type: ApplicationFiled: August 3, 2007Publication date: August 7, 2008Applicant: SEIKO EPSON CORPORATIONInventors: Tokujiro OKUNO, Hiroyuki TAJIMA, Kiyotaka NAKAMURA
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Publication number: 20080099982Abstract: [Solving Means] A feeding cassette 1 according to the present invention includes a cassette body 38 capable of holding many recording media P in a stacked state, edge guides 15A and 15B that guide left and right side edges of the recording media P held in the cassette body 38, and a hopper 16 that pushes up the recording media held in the cassette body, wherein the edge guides are provided so as to protrude downward with respect to an inner wall surface of a top face 40 of the cassette body.Type: ApplicationFiled: October 2, 2007Publication date: May 1, 2008Applicant: SEIKO EPSON CORPORATIONInventors: Tsuyoshi Yamanaka, Hiroyuki Tajima
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Publication number: 20080063963Abstract: Disclosed is an electrophotographic photoreceptor which is excellent in wear resistance and electrical characteristics. Specifically disclosed is an electrophotographic photoreceptor containing a polyester resin in a photosensitive layer provided on an electroconductive substrate. The polyester resin is composed of a copolymer represented by the general formula 1 below, which has a viscosity average molecular weight (Mv) of 10,000-300,000 and contains a diphenyl ether 4,4?-dicarboxylic acid component and a bivalent phenol component. [Chemical Formula 1] ?A-B?n??(1) In the general formula 1, A represents a diphenyl ether 4,4?-dicarboxylic acid residue represented by the formula A below, and B represents a bivalent phenol residue represented by the formula B below. In the formula A, each of Ra1 and Ra2 independently represents a hydrogen atom or a monovalent substituent which may have a substituent, and each of n and m is independently an integer from 0 to 4.Type: ApplicationFiled: July 15, 2005Publication date: March 13, 2008Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Hiroyuki Tajima, Yuuta Kumano
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Patent number: 7328916Abstract: In a knee protection system according to the present invention, a knee protection panel is driven from a standby position surrounded by an interior member to the vehicle rear side to a knee-protecting position in front of the knees of an occupant by a drive mechanism when the vehicle is crashing, whereby the knees moving forward are protected by the knee protection panel thus driven. The drive mechanism includes a holding portion for holding the knee protection panel in such a manner that the knee protection panel is moved rearward. Engagement portions are provided, respectively, at locations where the holding portion and the knee protection panel connect with each other in such a manner as to be brought into engagement with each other.Type: GrantFiled: March 22, 2005Date of Patent: February 12, 2008Assignees: Toyota Jidosha Kabushiki Kaisha, NHK Spring Co., Ltd.Inventors: Hiroyuki Tajima, Takahiko Sato, Akiyoshi Nagano, Masakazu Hashimoto, Osamu Fukawatase, Takeaki Kato, Hiroyoshi Yamaguchi, Tadanori Hisamoto, Shinichi Horibata
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Publication number: 20070284597Abstract: A light emitting device has a mount with a protruding portion that has an element mounting surface on which a light emitting element is mounted and a first lead and a second lead are exposed. The light emitting element has a first electrode and a second electrode that are electrically connected to the first lead and the second lead, respectively.Type: ApplicationFiled: May 18, 2007Publication date: December 13, 2007Applicant: Toyoda Gosei Co., Ltd.Inventors: Mitsuhiro Nawashiro, Hiroyuki Tajima, Hisao Yamaguchi
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Patent number: 7240919Abstract: The invention provides a vehicular shock absorbing body which absorbs a shock by a grid-like rib formed on a support plate portion and can inhibit a load point at an initial stage and a terminal stage, in a load—displacement (F-S) curve of the vehicular shock absorbing body. A shock absorbing body (40) used for absorbing a shock in a vehicle and made of a synthetic resin, is provided with a support plate portion (42), and a shock absorbing portion (45) formed in a grid shape on the support plate portion (42) by a plurality of thin ribs (44, 44), and plastically deforming at a time of applying a shock load so as to be absorbable a shock energy.Type: GrantFiled: November 16, 2004Date of Patent: July 10, 2007Assignee: Toyoda Gosei Co., Ltd.Inventors: Hiroyuki Tajima, Takahiko Sato, Osamu Fukawatase, Takeaki Kato
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Patent number: 7234209Abstract: A clip engages an assist grip with an engaging portion of the clip engaged with a clip insertion hole of an attachment part. The assist grip is mounted to a body panel by engaging a first locking pawl of the clip with a rear surface of the body panel, and engaging a second locking pawl of the clip with a front surface of the body panel. A pressure plug is fitted into a rear end gap portion of the clip when a cap on the attachment part is closed.Type: GrantFiled: July 14, 2005Date of Patent: June 26, 2007Assignee: Toyoda Gosei Co., Ltd.Inventors: Chiharu Totani, Shuji Inui, Hidenori Yokoyama, Hiroyuki Tajima, Takeshi Hosokawa, Hikaru Ando, Mitsuyoshi Ohno
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Patent number: 7207598Abstract: In the occupant protection device according to the present invention, a restraint body joined with a driving mechanism is located near a target area of a seated occupant while being surrounded by an interior decoration member. Upon predicting a collision of the vehicle, the driving mechanism is actuated to protrude the restraint body from an opening in the interior decoration member for restraining the movement of the target area upon collision by its side facing the occupant, and when the collision is avoided, the driving mechanism returns the protruded restraint body in the opening of the interior decoration member. The restraint body is provided in the vicinity of its outer periphery with a retaining hole, a clip to be inserted in and retained by the retaining hole, and a guide surface for guiding the clip into the retaining hole for helping the restraint body to return in the opening of the interior decoration member.Type: GrantFiled: June 24, 2004Date of Patent: April 24, 2007Assignee: Toyoda Gosei Co., Ltd.Inventors: Hiroyuki Tajima, Takahiko Sato, Akiyoshi Nagano, Masakazu Hashimoto, Toshikatsu Togawa, Osamu Fukawatase
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Publication number: 20070034631Abstract: Provided is a container having a detachable lid that is suitable for use as a reusable oil filter and can improve the disassembling and assembling efficiency and minimize the weight. The container 1 suitable for use as an oil filter essentially consists of a casing 2, a set plate 3 closing the lower end of the casing 2 and a lock ring 4 that fastens the set plate 3 onto the casing 2. The casing 2 is provided with a radial outer flange formed around an open end of the main body thereof 22. The radial outer flange 23 is provided with three stop projections 25, three notches 26 and three biasing projections 27, the members of each threesome being arranged at a regular angular interval and each threesome being arranged at different angular phase positions from those of the other threesomes.Type: ApplicationFiled: June 26, 2006Publication date: February 15, 2007Inventors: Takahiro Minowa, Kazuo Ando, Hiroyuki Tajima
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Patent number: 7101096Abstract: A transferring tray for a printing apparatus for printing on one major surface of a recording media having disc shape, wherein the printing apparatus includes, a carriage having a printing head, reciprocating in a main scanning direction, a transferring unit transferring the recording media in a sub scanning direction, a detecting unit detecting the recording media being transferred by the transferring unit, and a recording unit printing on the one major surface of the recording media, the transferring tray including: a tray body having a rectangular plate shape made of a material which is not detected by the detecting unit; a detected portion formed on either one of two major surfaces of the tray body, being detectable by the detecting unit; and a mounting portion having a mounting recess such that the one major surface of the recording media comes up to substantially same level as one of the major surfaces of the tray body when the recording media is mounted on the transferring tray.Type: GrantFiled: September 24, 2001Date of Patent: September 5, 2006Assignee: Seiko Epson CorporationInventors: Yoji Sasai, Masaki Shimomura, Masahiro Isono, Mamoru Ukita, Hiroshi Asawa, Kenjiro Ishihara, Koji Hashiuchi, Kazuo Otsuka, Hiroyuki Tajima
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Patent number: 6969100Abstract: A clip engages an assist grip with an engaging portion of the clip engaged with a clip insertion hole of an attachment part. The assist grip is mounted to a body panel by engaging a first locking pawl of the clip with a rear surface of the body panel, and engaging a second locking pawl of the clip with a front surface of the body panel. A pressure plug is fitted into a rear end gap portion of the clip when a cap on the attachment part is closed.Type: GrantFiled: May 14, 2003Date of Patent: November 29, 2005Assignee: Toyoda Gosei Co., Ltd.Inventors: Chiharu Totani, Shuji Inui, Hidenori Yokoyama, Hiroyuki Tajima, Takeshi Hosokawa, Hikaru Ando, Mitsuyoshi Ohno
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Publication number: 20050248167Abstract: A clip engages an assist grip with an engaging portion of the clip engaged with a clip insertion hole of an attachment part. The assist grip is mounted to a body panel by engaging a first locking pawl of the clip with a rear surface of the body panel, and engaging a second locking pawl of the clip with a front surface of the body panel. A pressure plug is fitted into a rear end gap portion of the clip when a cap on the attachment part is closed.Type: ApplicationFiled: July 14, 2005Publication date: November 10, 2005Inventors: Chiharu Totani, Shuji Inui, Hidenori Yokoyama, Hiroyuki Tajima, Takeshi Hosokawa, Hikaru Ando, Mitsuyoshi Ohno
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Publication number: 20050218641Abstract: In a knee protection system according to the present invention, a knee protection panel is driven from a standby position surrounded by an interior member to the vehicle rear side to a knee-protecting position in front of the knees of an occupant by a drive mechanism when the vehicle is crashing, whereby the knees moving forward are protected by the knee protection panel thus driven. The drive mechanism includes a holding portion for holding the knee protection panel in such a manner that the knee protection panel is moved rearward. Engagement portions are provided, respectively, at locations where the holding portion and the knee protection panel connect with each other in such a manner as to be brought into engagement with each other.Type: ApplicationFiled: March 22, 2005Publication date: October 6, 2005Inventors: Hiroyuki Tajima, Takahiko Sato, Akiyoshi Nagano, Masakazu Hashimoto, Osamu Fukawatase, Takeaki Kato, Hiroyoshi Yamaguchi, Tadanori Hisamoto, Shinichi Horibata
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Publication number: 20050116456Abstract: The invention provides a vehicular shock absorbing body which absorbs a shock by a grid-like rib formed on a support plate portion and can inhibit a load point at an initial stage and a terminal stage, in a load-displacement (F-S) curve of the vehicular shock absorbing body. A shock absorbing body (40) used for absorbing a shock in a vehicle and made of a synthetic resin, is provided with a support plate portion (42), and a shock absorbing portion (45) formed in a grid shape on the support plate portion (42) by a plurality of thin ribs (44, 44), and plastically deforming at a time of applying a shock load so as to be absorbable a shock energy.Type: ApplicationFiled: November 16, 2004Publication date: June 2, 2005Inventors: Hiroyuki Tajima, Takahiko Sato, Osamu Fukawatase, Takeaki Kato