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Takao Okada, Hisanari Shimazu, Akitoshi Toda, Susumu Sato: Liquid crystal lenses having a Fresnel lens. Olympus Optical, Louis Weinstein, February 27, 1990: US04904063 (103 worldwide citation)

A liquid crystal lens includes a liquid crystal cell formed by lens component members, at least one of the lens component members being formed of a Fresnel lens whose surface is formed by a number of annular ring-shaped Fresnel grooves with their crests leveled.


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Susumu Sato, Yukihisa Takeuchi, Masahiro Tomita, Shigeru Kamiya, Shigeru Takagi: Carbon particulates cleaning device for diesel engine. Nippon Soken, Cushman Darby & Cushman, May 29, 1984: US04450682 (59 worldwide citation)

A carbon particulates cleaning device for use in a diesel engine of an automobile or the like comprises an exhaust gas main pipe, an exhaust gas branch pipe diverged from the exhaust main pipe, a carbon particulates catching member which is provided within at least one of the exhaust gas main pipe a ...


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Susumu Sato, Yukihisa Takeuchi, Masahiro Tomita: Carbon particulates cleaning device for diesel engine. Nippon Soken, Cushman Darby & Cushman, August 20, 1985: US04535588 (56 worldwide citation)

A carbon particulates cleaning device comprises a casing, a filter for catching and collecting carbon particulates included in the exhaust gas within the casing, an oxidizing catalyst carrier which is disposed within the casing and a fuel supply means for supplying the fuel into the interior of the ...


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Daisaku Okuwaki, Susumu Sato: Liquid crystal microlens. Citizen Electronics, Dennison Schultz Dougherty & MacDonald, July 27, 2004: US06768536 (54 worldwide citation)

There is provided a pair of transparent upper and lower glass substrates which are disposed apart from each other so as to form a space there-between, a pair of electrodes provided on the underside of the upper substrate and on the upper surface of the lower substrate. A plurality of circular holes ...


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Susumu Sato, Yukihisa Takeuchi, Masahiro Tomita: Carbon particles removing device. Nippon Soken, Cushman Darby & Cushman, June 22, 1982: US04335574 (45 worldwide citation)

A device for removing fine carbon particles from exhaust gas emitted by automobile diesel engines or the like thereby to clean the exhaust gas. The device incorporates a filter for collecting fine carbon particles suspended by the exhaust gas. After a predetermined amount of fine carbon particles is ...


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Takanobu Murakami, Nobuki Hasegawa, Susumu Sato: Apparatus and method for limiting vehicle speed of a working vehicle. Komatsu, Sidley & Austin, April 18, 2000: US06052644 (37 worldwide citation)

The present invention relates to an apparatus and a method for limiting the vehicle speed of a working vehicle which can provide a smooth traveling condition during vehicle speed limit, and which can set a vehicle speed limit suited to environmental conditions. To this end, a vehicle speed control d ...


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Susumu Sato, Hiroshi Shiba: Semiconductor device having bump terminal electrodes. Nippon Electric, Hopgood Calimafde Kalil Blaustein & Lieberman, February 12, 1980: US04188636 (37 worldwide citation)

A semiconductor device is disclosed in which a protrusion is interposed between a bump terminal electrode and the peripheral edge of the semiconductor substrate.


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Susumu Sato, Toshio Arashida: Automatic document page turning apparatus. NCR Corporation, Wilbert Hawk Jr, Albert L Sessler Jr, George J Muckenthaler, October 20, 1987: US04700497 (32 worldwide citation)

An automatic page turning apparatus for use with a passbook or like document wherein drive rollers advance the passbook to a page turning station, pressing means moves the passbook into position for a page turning roller to engage with and to turn up the page to a bowed condition. Page turning detec ...