Youichi Shindou, Yasushi Miyasaka, Tatsuhiko Fujihira, Manabu Takei: Semiconductor device with alternating conductivity type layer and method of manufacturing the same. Fuji Electric, Rossi & Associates, January 13, 2004: US06677626 (47 worldwide citation)

This invention achieves a high inverse voltage of a super-junction semiconductor device, which has a drift layer composed of a parallel pn layer that conducts electricity in the ON state and is depleted in the OFF state. An n

Tomoyuki Shirasaki, Hiroyasu Yamada, Masaharu Shioya, Tetsushi Yoshida, Manabu Takei, Tetsuo Muto, Yasuhiro Daiku: Scatter control member for organic electroluminescent light source for passing light with or without scattering depending upon an incident angle. Casio Computer, Frishauf Holtz Goodman Langer & Chick P C, February 15, 2000: US06025894 (43 worldwide citation)

An organic electroluminescence device is placed as a back light of a liquid crystal display panel. The organic electroluminescence device is constituted by a front electrode (#112) having transparency to visible light, a rear electrode (#113) having reflection to visible light and an organic electro ...

Manabu Takei, Tatsuhiko Fujihira: Semiconductor device and method for manufacturing the same. Fuji Electric, Rossi & Associates, August 26, 2003: US06610572 (27 worldwide citation)

A semiconductor device is provided which can be manufactured even by using an inexpensive FZ wafer in a wafer process and still has a sharp inclination of a high impurity concentration in a high impurity concentration layer at the outermost portion of the reverse side and at the boundary between the ...

Satoki Takizawa, Manabu Takei: Gate drive circuit in power converter with condition detection device. Fuji Electric, Kanesaka & Takeuchi, July 20, 1999: US05926012 (25 worldwide citation)

A gate drive circuit in a power converter includes a voltage-driven switching device, and a gate drive circuit connected to the voltage-driven switching device for driving the same. The gate drive circuit includes a detection device for detecting a physical quantity in the switching device, and an o ...

Shinichiro Uehara, Wataru Ichikawa, Manabu Takei: Servo control system. Kabushiki Kaisha SG, Graham & James, October 12, 1993: US05252902 (19 worldwide citation)

There are provided a position and velocity control system for producing a velocity command signal in response to a position command signal and a signal representing a current position and velocity of a servo motor, a current control system for supplying a drive current to the servo motor in response ...

Manabu Takei, Tatsuya Naito, Michio Nemoto: Semiconductor device, the method of manufacturing the same, and two-way switching device using the semiconductor devices. Fuji Electric Device Technology, Rossi Kimms & McDowell, January 2, 2007: US07157785 (14 worldwide citation)

A semiconductor device is disclosed that reduces the reverse leakage current caused by reverse bias voltage application and reduces the on-voltage of the IGBT. A two-way switching device using the semiconductor devices is provided, and a method of manufacturing the semiconductor device is disclosed. ...

Kazuo Shimoyama, Manabu Takei, Haruo Nakazawa: Semiconductor device and manufacturing method thereof. Fuji Electric Systems, Rossi Kimms & McDowell, June 22, 2010: US07741192 (14 worldwide citation)

A thin semiconductor wafer, on which a top surface structure and a bottom surface structure that form a semiconductor chip are formed, is affixed to a supporting substrate by a double-sided adhesive tape. Then, on the thin semiconductor wafer, a trench to become a scribing line is formed by wet anis ...

Manabu Takei: Liquid crystal display device. Casio Computer, Frishauf Holtz Goodman & Woodward, March 29, 1994: US05298297 (13 worldwide citation)

A liquid crystal display device of the present invention includes a first substrate having a plurality of first electrodes formed thereon, a second substrate having at east one second electrode opposed to at least one of the plurality of first electrodes, an aligning film covering at least one of co ...

Ikuhiro Yamaguchi, Manabu Takei, Motohiko Yoshida: Thin film transistor panel. Casio Computer, Frishauf Holtz Goodman & Chick P C, September 14, 2010: US07795621 (12 worldwide citation)

A thin film transistor panel including: a transparent substrate; scanning lines made of a light blocking electroconductive material to be formed on the transparent substrate; data lines formed on the transparent substrate to be perpendicular to the scanning lines and made of a light blocking electro ...