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Keiji Hemmi, Masahiro Neya, Keisuke Imai, Natsuko Kayakiri, Masashi Hashimoto: Renin inhibitor peptide compounds, a process for the preparation thereof and pharmaceutical composition comprising the same. Fujisawa Pharmaceutical Company, Oblon Spivak McClelland Maier & Neustadt, October 16, 1990: US04963530 (109 worldwide citation)

A compound of the formula: ##STR1## wherein R.sup.1 is aryl optionally substituted with a substituent selected from the group consisting of halogen and halo(lower)alkyl; lower alkyl or cyclo(lower)alkyl; and


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Tsukasa Takahashi, Hiroyuki Itou, Yuji Tamura, Michikazu Shima, Kazuo Yamane, Yumiko Kawasaki, Keisuke Imai, Yoshinori Ohkuma, Kazuhiro Suzuki, Yasunori Nagakubo, Takashi Tsuda, Yuji Miyaki: Optical amplifier and optical transmission apparatus. Fujitsu, Helfgott & Karas P C, October 21, 1997: US05680246 (31 worldwide citation)

The optical amplifier includes a doped fiber doped with a rare earth element, a pumping light source, means for introducing signal light and pumping light into the doped fiber, detection means for detecting whether or not amplified signal light is included in light outputted from the doped fiber, an ...


3
Keisuke Imai, Setsuo Misaizu, Mitsuharu Noda, Hiroshi Yamada: Drive circuit for electro-absorption optical modulator and optical transmitter including the optical modulator. Fujitsu, Helfgott & Karas P C, January 6, 1998: US05706117 (22 worldwide citation)

An optical transmitter including a light source for outputting a carrier light, an electro-absorption optical modulator for absorbing the carrier light according to an applied voltage to thereby output an intensity-modulated signal light, a device for applying an offset voltage to the optical modula ...


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Yoshitaka Shimura, Motoyoshi Sekiya, Keisuke Imai: Optical sender, terminal device, and optical communication system each having the optical sender. Fujitsu, Staas & Halsey, November 7, 2006: US07133610 (17 worldwide citation)

The present invention relates to an optical sender applicable to WDM (wavelength division multiplexing), and a primary object of the present invention is to prevent interchannel crosstalk in WDM. The optical sender includes a light source for outputting a light beam, an optical modulator for modulat ...


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Seiji Hori, Keiichi Katoh, Keisuke Imai, Tatsuo Yamashita, Tomonori Nagata: Webbing winding device. Kabushiki Kaisha Tokai Rika Denki Seisakusho, Thomas W Cole, Nixon Peabody, November 20, 2001: US06318662 (17 worldwide citation)

A webbing winding device having a pre-tensioner for tensioning a webbing for restraining a passenger in a passenger restraining direction in an emergency deceleration of a vehicle, comprising a winding shaft to which an end of the webbing is fixed and a gear train mechanism comprising a plurality of ...


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Keisuke Imai, Hiroshi Saito: Steering wheel mark member fixing structure. Kabushiki Kaisha Torai Rika Denki Seisakusho Aichi ken, Thomas W Cole, Nixon Peabody, April 15, 2003: US06546659 (14 worldwide citation)

A steering wheel mark member fixing structure which enables a mark member to be strongly fixed to a pad cover and enables a reduction in costs. At a steering wheel, in a state in which fixing legs of the mark member are inserted in fixing holes of a pad cover, the fixing legs are bent, such that dis ...


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Seiji Hori, Tomonori Nagata, Seiji Nishide, Keisuke Imai, Akira Sumiyashiki, Keiichi Kato, Toshio Saito: Gear mechanism and webbing retractor. Kabushiki Kaisha Tokai Rika Denki Seisakusho, Thomas W Cole, Nixon Peabody, February 5, 2002: US06343522 (10 worldwide citation)

A gear mechanism and webbing retractor having a compact size in which a pinion is prevented from being damaged when a large initial driving force is applied from a gear. When a sensor detects an emergent deceleration of a vehicle, a piston driving device is actuated so as to move a rack at its stand ...


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Keiji Hemmi, Masahiro Neya, Hiroshi Marusawa, Keisuke Imai, Natsuko Kayakiri, Masashi Hashimoto: New Histidyl amino acid derivatives, and pharmaceutical composition comprising the same. Fujisawa Pharmaceutical, Oblon Spivak McClelland Maier & Neustadt, May 1, 1990: US04921855 (9 worldwide citation)

A compound of the formula: ##STR1## wherein R.sup.1 is lower alkyl optionally substituted with a substituent selected from the group consisting of acyl, hydroxy, lower alkoxy, aryl, lower alkylthio and a group of the formula: ##STR2## in which R.sup.5 is hydrogen or acyl and R.sup.6 is hydrogen or l ...


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Yoshiyuki Fujita, Keisuke Imai, Masanori Yajima, Toshihiro Kimura, Masao Okumura, Youji Hamamoto: Steering wheel incorporating air bag device. Toyoda Gosei, Matsuo, Posz Law Group, March 6, 2007: US07185915 (8 worldwide citation)

A steering wheel incorporating an air bag device that facilitates the attachment and removal of an air bag module with respect to a steering wheel body while reducing manufacturing costs. The steering wheel body has a spoke core, which includes a hook. A horn plate, which forms part of the air bag m ...