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Yukio Yamauchi, Michio Arai: Thin film transistor, organic electroluminescence display device and manufacturing method of the same. TDK Corporation, Semiconductor Energy Laboratory, June 17, 1997: US05640067 (151 worldwide citation)

An organic EL display device has a substrate, a plurality of organic EL elements formed on the substrate and a plurality of thin film transistors formed on the substrate. The transistors are connected to the respective EL elements for controlling current applied to the respective elements. Each of t ...


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Yukio Yamauchi, Takeshi Fukunaga: EL display device, driving method thereof, and electronic equipment provided with the EL display device. Semiconductor Energy Laboratory, Eric J Robinson, Robinson Intellectual Property Law Office PC, September 17, 2002: US06452341 (122 worldwide citation)

An EL display device capable of performing clear multi-gradation color display and electronic equipment provided with the EL display device are provided, wherein gradation display is performed according to a time-division driving method in which the luminescence and non-luminescence of an EL element ...


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Michio Arai, Yukio Yamauchi: Self-light-emitting apparatus and semiconductor device used in the apparatus. TDK Corporation, Semiconductor Energy Laboratory, Arent Fox Kintner Plotkin & Kahn PLLC, December 12, 2000: US06160272 (94 worldwide citation)

A semiconductor device is formed in a self-light-emitting apparatus having a substrate and a plurality of self-light-emitting elements formed on the substrate. The semiconductor device is used to drive one of the self-light-emitting elements. The semiconductor device includes an active layer of semi ...


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Michio Arai, Yukio Yamauchi, Naoya Sakamoto, Katsuto Nagano: Method of manufacturing a hybrid integrated circuit component having a laminated body. Semiconductor Energy Laboratory, Gerald J Ferguson Jr, Karlton C Butts, Sixbey Friedman Leedom & Ferguson, July 1, 1997: US05643804 (73 worldwide citation)

A hybrid (composite) integrated circuit element comprises a substrate, a thin film type integrated circuit formed on a substrate through a thin film process, and a lamination type passive circuit element such as a capacitor, inductor, resitance and a combination thereof formed on the integrated circ ...


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Yukio Yamauchi, Michio Arai: Thin film transistor, organic electroluminescence display device and manufacturing method of the same. TDK Corporation, Nikaido Marmelstein Murray & Oram, April 27, 1999: US05897328 (69 worldwide citation)

An organic EL display device has a substrate, a plurality of organic EL elements formed on the substrate and a plurality of thin film transistors formed on the substrate. The transistors are connected to the respective EL elements for controlling current applied to the respective elements. Each of t ...


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Michio Arai, Yukio Yamauchi, Naoya Sakamoto, Katsuto Nagano: Hybrid integrated circuit component. Semiconductor Energy Laboratory, TDK Corporation, Gerald J Ferguson Jr, Sixbey Friedman Leedom & Ferguson P C, March 2, 1999: US05877533 (68 worldwide citation)

A hybrid (composite) integrated circuit element comprises a substrate, a thin film type integrated circuit formed on a substrate through a thin film process, and a lamination type passive circuit element such as a capacitor, inductor, resitance and a combination thereof formed on the integrated circ ...


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Yukio Yamauchi, Shigeru Ohtani: Combined method of determining fires. Hochiki Kabushiki Kaisha, Max Fogiel, November 9, 1993: US05260687 (60 worldwide citation)

First sensors measure physical quantities correlated with the heat release value of a fire source, and second sensors measure physical quantities correlated with the amount of the product of burning. At least a pair of one first sensor and one second sensor are arranged in a zone to be monitored. A ...


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Masaya Kadono, Shunpei Yamazaki, Yukio Yamauchi, Hidehito Kitakado: Method of manufacturing a semiconductor device. Semiconductor Energy Laboratory, Cook Alex McFarron Manzo Cummings & Mehler, July 22, 2008: US07402467 (50 worldwide citation)

A reduction in contaminating impurities in a TFT, and a TFT which is reliable, is obtained in a semiconductor device which uses the TFT. By removing contaminating impurities residing in a film interface of the TFT using a solution containing fluorine, a reliable TFT can be obtained.


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Michio Arai, Yukio Yamauchi, Naoya Sakamoto, Katsuto Nagano: Hybrid integrated circuit component. Semiconductor Energy Laboratory, Eric J Robinson, Nixon Peabody, June 25, 2002: US06410960 (48 worldwide citation)

A hybrid (composite) integrated circuit element comprises a substrate, a thin film type integrated circuit formed on a substrate through a thin film process, and a lamination type passive circuit element such as a capacitor, inductor, resitance and a combination thereof formed on the integrated circ ...