1
Hiroyuki Horiguchi: Directly detectable image sensor employing a lens array and method of producing the same. Ricoh Company, Oblon Fisher Spivak McClelland & Maier, March 22, 1988: US04733096 (30 worldwide citation)

A directly detectable image sensor applicable to an image reader of a facsimile and others includes two glass substrate members which are bonded to each other, and an array of miniature lenses arranged at the interface between the two substrate members and each having a different refractive index fr ...


2
Hiroyuki Horiguchi, Norihiko Murata, Tatsuo Miyachi: Thermal-type flow sensor. Ricoh Company, Oblon Spivak McClelland Maier & Neustadt P C, April 22, 1997: US05623097 (28 worldwide citation)

A heater-heat sensor type thermal flow sensor including a substrate installed in a fluid path, a channel formed on a part of the substrate; a bridge suspended over the channel; a heater constructed with an electric resistor formed on the bridge; a temperature sensor for measuring the temperature of ...


3
Toshiyuki Furuta, Hiroyuki Horiguchi, Hirotoshi Eguchi, Yutaka Ebi, Tatsuya Furukawa, Yoshio Watanabe, Toshihiro Tsukagoshi: Neuron unit, neural network and signal processing method. Ricoh Company, Mason Fenwick & Lawrence, November 24, 1992: US05167006 (26 worldwide citation)

A neuron unit processes a plurality of input signals and outputs an output signal which is indicative of a result of the processing. The neuron unit includes input lines for receiving the input signals, a forward process part including a supplying part for supplying weight functions and an operation ...


4
Yasuo Katano, Tsutomu Nakajima, Yoshikazu Kaneko, Hiroyuki Horiguchi: Recording process and apparatus and recording medium in the same. Ricoh Company, Oblon Spivak McClelland Maier & Neustadt, January 11, 1994: US05278126 (25 worldwide citation)

A recording process includes in an arbitrary order steps of bringing a contact material into contact with a surface of a recording medium, and selectively heating the surface of the recording medium. The surface of the recording medium has a characteristic which a receding contact angle becomes smal ...


5
Toshiyuki Furuta, Hiroyuki Horiguchi, Hirotoshi Eguchi: Neuron unit and neuron unit network. Ricoh Company, Mason Fenwick & Lawrence, July 14, 1992: US05131073 (22 worldwide citation)

A neuron unit simultaneously processes a plurality of binary input signals. The neuron unit includes input lines for receiving first and second input signals which undergo transitions with time, first and second memories for storing weighting coefficients, a first gate for successively obtaining a l ...


6
Toshiyuki Furuta, Hiroyuki Horiguchi, Hirotoshi Eguchi, Yutaka Ebi, Tatsuya Furukawa, Yoshio Watanabe, Toshihiro Tsukagoshi, Takahiro Watanabe, Shuji Motomura, Atsuo Hashimoto, Sugitaka Oteki, Satoshi Otsuki, Eiki Aono, Takashi Kitaguchi: Neuron unit. Ricoh Company, Mason Fenwick & Lawrence, July 5, 1994: US05327522 (21 worldwide citation)

A neuron unit processes a plurality of input signals and for outputs an output signal which is indicative of a result of the processing, and includes input lines for receiving the input signals, a forward process part including a supplying part for supplying weight functions and an operation part fo ...


7
Yasuo Katano, Tsutomu Nakajima, Yoshikazu Kaneko, Hiroyuki Horiguchi: Recording apparatus. Ricoh Company, Oblon Spivak McClelland Maier & Neustadt, November 28, 1995: US05471234 (19 worldwide citation)

A recording apparatus which when used includes in an arbitrary order steps of brining a contact material into contact with a surface of a recording medium, and selectively heating the surface of the recording medium. The surface of the recording medium has a characteristic which a receding contact a ...


8
Toshiyuki Furuta, Hiroyuki Horiguchi, Hirotoshi Eguchi, Yutaka Ebi, Tatsuya Furukawa, Yoshio Watanabe, Toshihiro Tsukagoshi: Neuron unit, neural network and signal processing method. Ricoh Company, Mason Fenwick & Lawrence, July 26, 1994: US05333241 (12 worldwide citation)

A neuron unit processes a plurality of input signals and outputs an output signal which is indicative of a result of the processing. The neuron unit includes input lines for receiving the input signals, a forward process part including a supplying part for supplying weight functions and an operation ...


9
Hiroyuki Horiguchi, Yoshinobu Nakayama: Thermally-sensitive type flow meter having a high accuracy. Ricoh Company, Ricoh Elemex Corporation, Ricoh Seiki Company, Oblon Spivak McClelland Maier & Neustadt P C, December 30, 1997: US05703288 (12 worldwide citation)

A thermally-sensitive type flow meter measures a flow rate with a high accuracy by eliminating a noise generated in a source voltage. The flow meter includes a sensor chip comprising a substrate carrying sensing elements. First and second resistors are provided on first and second bridges formed ove ...


10
Toshiyuki Furuta, Hiroyuki Horiguchi, Hirotoshi Eguchi, Yutaka Ebi, Tatsuya Furukawa, Yoshio Watanabe, Toshihiro Tsukagoshi: Neuron unit, neural network and signal processing method. Ricoh Company, Woodcock Washburn Kurtz Mackiewicz & Norris, April 8, 1997: US05619617 (11 worldwide citation)

A neuron unit processes a plurality of input signals and outputs an output signal which is indicative of a result of the processing. The neuron unit includes input lines for receiving the input signals, a forward process part including a supplying part for supplying weight functions and an operation ...