Issued Patents All Time
Showing 76–100 of 224 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7651655 | Production methods of dielectric layer and dielectric element, dielectric element, and piezoelectric transformer | Takaaki Koizumi, Hirofumi Yamaguchi, Iwao Ohwada | 2010-01-26 |
| 7545084 | Piezoelectric/electrostrictive ceramic composition, piezoelectric/electrostrictive device, and method of producing the same | Nobuyuki Kobayashi, Koichi Yoshino | 2009-06-09 |
| 7518131 | Electron beam irradiating apparatus | Iwao Ohwada, Yuki Bessho, Takayoshi Akao | 2009-04-14 |
| 7495378 | Dielectric device | Hirofumi Yamaguchi, Nobuyuki Kobayashi | 2009-02-24 |
| 7482739 | Electron emitter comprised of dielectric material mixed with metal | Hirofumi Yamaguchi, Ritsu Tanaka | 2009-01-27 |
| 7477004 | Piezoelectric/electrostrictive porcelain composition, piezoelectric/electrostrictive article, and piezoelectric/electrostrictive film type element | Hirofumi Yamaguchi, Toshikatsu Kashiwaya | 2009-01-13 |
| 7474060 | Light source | Yukihisa Takeuchi, Iwao Ohwada, Takayoshi Akao | 2009-01-06 |
| 7444052 | Display device | Kenichi Iwauchi, Kei Tokui, Yukihisa Takeuchi, Natsumi Shimogawa, Isao Shikata | 2008-10-28 |
| 7425790 | Piezoelectric/electrostrictive porcelain composition, piezoelectric/electrostrictive device, and method of piezoelectric/electrostrictive device | Hirofumi Yamaguchi, Toshikatsu Kashiwaya, Yuya Kikuta | 2008-09-16 |
| RE40489 | Display-driving device and display-driving method performing gradation control based on a temporal modulation system | Yukihisa Takeuchi, Iwao Ohwada, Takayoshi Akao | 2008-09-09 |
| 7417361 | Piezoelectric/electrostrictive body, piezoelectric/electrostrictive laminate, and piezoelectric/electrostrictive actuator | Mutsumi Kitagawa, Toshikatsu Kashiwaya | 2008-08-26 |
| 7414352 | Piezoelectric/electrostrictive body, piezoelectric/electrostrictive laminate, and piezoelectric/electrostrictive actuator | Mutsumi Kitagawa, Toshikatsu Kashiwaya | 2008-08-19 |
| 7379037 | Display apparatus, method of driving display apparatus, electron emitter, method of driving electron emitter, apparatus for driving electron emitter, electron emission apparatus, and method of driving electron emission apparatus | Yukihisa Takeuchi, Iwao Ohwada, Takayoshi Akao | 2008-05-27 |
| 7336026 | High efficiency dielectric electron emitter | Yukihisa Takeuchi, Iwao Ohwada, Takayoshi Akao | 2008-02-26 |
| 7332851 | Piezoelectric/electrostrictive film type device and method of manufacturing the same | Hirofumi Yamaguchi, Toshikatsu Kashiwaya, Takaaki Koizumi | 2008-02-19 |
| 7321180 | Piezoelectric/electrostrictive device | Yukihisa Takeuchi, Koji Ikeda, Koji Kimura, Kazuyoshi Shibata | 2008-01-22 |
| 7307383 | Electron emitter and method of producing the same | Yukihisa Takeuchi, Iwao Ohwada | 2007-12-11 |
| 7288881 | Electron emitter and light emission element | Yukihisa Takeuchi, Iwao Ohwada | 2007-10-30 |
| 7247972 | Diaphragm structure | Kunihiko Yoshioka | 2007-07-24 |
| 7230371 | Light source | Yukihisa Takeuchi, Iwao Ohwada, Takayoshi Akao | 2007-06-12 |
| 7221075 | Piezoelectric/electrostrictive device | Kunihiko Yoshioka, Hirofumi Yamaguchi | 2007-05-22 |
| 7187114 | Electron emitter comprising emitter section made of dielectric material | Yukihisa Takeuchi, Iwao Ohwada | 2007-03-06 |
| 7183694 | Piezoelectric/electrostrictive device | Kunihiko Yoshioka, Hirofumi Yamaguchi | 2007-02-27 |
| 7176609 | High emission low voltage electron emitter | Yukihisa Takeuchi, Iwao Ohwada, Takayoshi Akao | 2007-02-13 |
| 7141915 | Actuator device | Yukihisa Takeuchi, Koji Kimura, Natsumi Shimogawa, Takayoshi Akao | 2006-11-28 |