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Hiroyasu Itoh, Ryota Akiyama, Toru Nakagawa: Device for generating, detecting, recording, and reproducing a watermarked moving image having a copy preventing capability and storage medium for storing program or the moving image. Fujitsu, Staas & Halsey, March 2, 2004: US06700989 (88 worldwide citation)

The present invention relates to a contrivance for inserting watermark information into a moving image. The watermark information indicative of the ownership of the copyright of the moving image is inserted into the frames of the moving image at irregular intervals, the frames being of such a number ...


2
Tsuyoshi Yamamoto, Hiroyasu Itoh, Takakiyo Nakagami: Optical space switch and network for such optical space switches. Fujitsu, Staas & Halsey, November 10, 1992: US05162944 (20 worldwide citation)

An optical space switch includes a polarization controller, a beam splitter, a first reflection block and a second reflection block. The polarization controller has a first mode and a second mode. The polarization controller maintains the polarization of input light in the first mode and changes it ...


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Fumihiro Gotoh, Nobuaki Ishiga, Toshio Araki, Kazunori Inoue, Hiroyasu Itoh, Eiji Shibata, Masanao Nabeshima: Method for manufacturing a thin film transistor array substrate for a liquid crystal display device. Mitsubishi Denki Kabushiki Kaisha, Ware Fressola Van Der Sluys & Adolphson, July 15, 2008: US07400365 (13 worldwide citation)

A method for manufacturing thin film transistor array substrate for a liquid crystal display device-includes:—(a) forming a first metal thin film layer on a insulating substrate and forming a gate wiring and a gate electrode by a first photolithography. (b) forming a gate insulating film layer, a se ...


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Hiroyasu Itoh, Yasutoshi Suzuki, Yasuhiro Horiuchi, Kunihiko Hara: Packaged solar cell apparatus. Nippondenso, Cushman Darby & Cushman, November 5, 1985: US04551669 (8 worldwide citation)

A packaged solar cell apparatus comprises at least two sunlight electric generating devices, a light intensity detector for producing an output signal in response to the intensity of incident sunlight, a comparator for comparing an output signal level of the light intensity detector with a reference ...


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Hiroyasu Itoh, Akio Shinagawa, Toshihiro Nishimura, Hiroyuki Okada, Nobue Adachi, Hajime Ohi: Problem solving operation apparatus using a state transition. Fujitsu, Staas & Halsey, April 18, 2000: US06052678 (6 worldwide citation)

A problem solving operation apparatus obtains an optimum solution for a given problem through a combined use of a plurality of optimum solution search techniques of a genetic algorithm, and other search techniques like a hill climbing method. A combination of the optimum solution search techniques a ...


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Hiroyasu Itoh: Current-assisted nerve cell connection. Hamamatsu Photonics, Finnegan Henderson Farabow Garrett & Dunner, July 6, 1993: US05224477 (5 worldwide citation)

Ends of a pair of electrodes are positioned near the nerve cells to be connected while the portion under operation of a living body is being observed with a TV monitor. By applying a DC micro-current or high voltage pulse current to the living body via the pair of electrodes, the nerve cells are con ...


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Masashi Yonemoto, Hiroyasu Itoh: Elevator safety device. Mitsubishi Denki Kabushiki Kaisha, Leydi Voit & Mayer, June 10, 1997: US05637842 (2 worldwide citation)

An elevator safety device in which a counterweight cam is attached to the counterweight and top terminal landing final limit switches are disposed below the bottom terminal landing of the hoistway so that it is operated by the counterweight cam. The top terminal landing final limit switches only nee ...


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Tomoko Otsu, Taro Ando, Hiroyasu Itoh, Haruyoshi Toyoda, Yoshiyuki Ohtake, Yuu Takiguchi: Particle control device. Hamamatsu Photonics, Drinker Biddle & Reath, May 8, 2018: US09965867

A micro object control apparatus for controlling motion of a micro object within a medium includes a light source, an optical vortex generation unit, an objective lens, an imaging unit, an analysis unit, and a movement unit. The analysis unit acquires first motion information of the micro object bas ...


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Hiroyasu Itoh: Method and apparatus for monitoring a gas or fine particles. Hamamatsu Photonics, Finnegan Henderson Farabow Garrett & Dunner, June 27, 1995: US05427957

A carbon dioxide gas is supplied to a living plant while it is illuminated with excitation light, and resulting fluorescence from the plant is detected. Then, a mixture of a carbon dioxide gas and a gas or fine particles to be monitored is supplied to the same living plant while it is illuminated wi ...


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