1
Teizou Maeda, Toshihiro Kubota, Hiroyuki Ishii: Holographic multiplexer/demultiplexer and its manufacturing method. Matsushita Electric Industrial, Wenderoth Lind & Ponack, April 25, 1989: US04824193 (115 worldwide citation)

A holographic multiplexer and holographic demultiplexer, which has a diffraction grating formed of a hologram with an interference pattern produced by interference of two wave fronts, of which at least one wave front is of an aspherical wave and the other is of, for example, a spherical wave, and it ...


2
Takahisa Shiozawa, Masato Muraki, Hiroyuki Ishii, Shigeru Hayata: Illumination device for projection exposure apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, September 6, 1994: US05345292 (84 worldwide citation)

An illumination device, includes a secondary light source forming system having a deflecting member with a conical light deflecting surface for transforming received light into substantially ring-like light, the secondary light source forming system forming a ring-like secondary light source by usin ...


3
Ikuo Ikemori, Katsuyuki Yokoi, Hiroyuki Ishii, Hiroyuki Inoue, Masao Ando, Ryukichi Inoue: Sheet supplying apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, October 25, 1994: US05358230 (49 worldwide citation)

The present invention provides a sheet supplying apparatus with a sheet support for supporting a sheet and shiftable between a supply position and a waiting position, a supply roller for feeding out the sheet from the sheet support means at the supply position, a biasing device for biasing the sheet ...


4
Masao Yoshikawa, Takashi Saito, Tatuya Kobayashi, Otoya Kosugiyama, Atsushi Kubota, Tuyoshi Waragai, Tomoyuki Araki, Hiroo Kobayashi, Masahiko Yashiro, Hiroyuki Ishii: Process cartridge and multi-color image forming apparatus using same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, May 8, 1990: US04924267 (48 worldwide citation)

An image forming apparatus usable with a process cartridge detachably mountable thereto. The process cartridge includes a main cartridge containing a photosensitive member and process means as a unit. A subordinate process cartridge is detachably mountable to the main cartridge. The subordinate cart ...


5
Hiroyuki Ishii, Takehiro Nakamura: Mobile communications system, base station apparatus, user apparatus, and method. NTT Docomo, Osha • Liang, June 19, 2012: US08203987 (48 worldwide citation)

A user apparatus which wirelessly communicates with a base station apparatus within a mobile communications system is disclosed. The user apparatus includes a receive unit which receives control information in downlink; and a transmit unit which transmits a first channel in uplink, wherein the trans ...


6
Takashi Kato, Chiaki Terasawa, Hiroyuki Ishii: Projection optical system and projection exposure apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, December 7, 2004: US06829099 (46 worldwide citation)

A projection optical system includes at least one lens, at least one concave mirror, at least one diffractive optical element, a first imaging optical system that includes the at least one lens and the at least one concave mirror, for imaging an intermediate image of an object, a second imaging opti ...


7
Hiroyuki Ishii, Atsushi Harada: Base station apparatus, user equipment, and method used in mobile communication system. NTT Docomo, Osha • Liang, October 11, 2011: US08036110 (41 worldwide citation)

A base station apparatus communicating with a user equipment terminal in a mobile communication system is disclosed. The base station apparatus includes a determination unit determining whether an uplink signal received from the user equipment terminal is to be retransmitted, a control information g ...


8
Yuichi Tohmori, Yoshikuni, Hiroyuki Ishii, Fumiyoshi Kano, Toshiaki Tamamura: Distributed reflector and wavelength-tunable semiconductor laser. Nippon Telegraph and Telephone Corporation, Spencer Frank & Schneider, June 28, 1994: US05325392 (38 worldwide citation)

The distributed reflector includes a substrate and at least one optical waveguide formed on the substrate and having a refractive index larger than the substrate and at least one optical confinement layer having a refractive index smaller than the optical waveguide layer. A diffractive grating is fo ...


9
Hiroyuki Ishii, Yuzuru Tsurumi, Masahide Tanoue, Hidehiko Kajiya, Akira Yuza, Ryuichi Kojima: Sheet feeder and image forming apparatus using the same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, July 27, 1999: US05927702 (36 worldwide citation)

A sheet to be fed by a sheet feed roller is loaded on a sheet feed tray, and a side regulating member is disposed so as to be movable in accordance with the sheet size in order to regulate the position of the loaded sheet in the direction of the sheet width. The side regulating member extends downst ...


10
Masahide Tanoue, Hiroyuki Ishii, Harukazu Sekiya, Ryukichi Inoue, Kazuhide Kudo: Sheet feeding apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, October 19, 1993: US05253854 (35 worldwide citation)

A sheet feeding apparatus comprising a sheet supporting device for stacking and supporting sheets, a sheet supplying device for feeding out the sheets supported by the sheet supporting device, a separating device for separating the sheets fed by the sheet supplying device one by one, a back tension ...