Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7903911 | Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism | Kazuo Sekiya | 2011-03-08 |
| 7489840 | Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism | Kazuo Sekiya | 2009-02-10 |
| 7421858 | Optical transmission substrate, method for manufacturing optical transmission substrate and optoelectronic integrated circuit | Masaki Hasegawa | 2008-09-09 |
| 7373044 | Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism | Kazuo Sekiya | 2008-05-13 |
| 7212713 | Optical transmission substrate, method for manufacturing optical transmission substrate and optoelectronic integrated circuit | Masaki Hasegawa | 2007-05-01 |
| 6947671 | Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism | Kazuo Sekiya | 2005-09-20 |
| 6295106 | Energy-efficient full-color liquid crystal display | Sayuri Kohara, Victor Yee-Way Lee, Robert D. Miller, John Campbell Scott, Sally A. Swanson | 2001-09-25 |
| 6249328 | Liquid crystal display device having red, green, and blue fluorescent lamps having a particular phosphor composition or a double tube lamp | Shigeo Shionoya | 2001-06-19 |
| 5638207 | Flare-prevention optical system, flare-prevention method, and flying height tester | Teiji Hisano, Yasuji Ozawa, Yasuyuki Takahashi, Hiroshi Watabe | 1997-06-10 |
| 5547705 | Nonlinear optical device and method of manufacturing same | Satoru Kano, Kiyoshi Kumata, Victor Y. Lee, Franklin Mark Schellenberg, Yutaka Takahashi | 1996-08-20 |
| 5502565 | Method and apparatus for measuring the flying height of a magnetic head above a disk surface at three wavelengths | Teiji Hisano, Tetsuji Morita, Koichi Ikarugi | 1996-03-26 |
| 5475488 | Head flying height measuring apparatus | Teiji Hisano, Kohichi Ikarugi, Tetsuji Morita, Kohki Noda | 1995-12-12 |
| 5287377 | Coupled quantum well tunable laser | Ling-Yi Liu, Emilio E. Mendez | 1994-02-15 |
| 5281543 | Fabrication method for quantum devices in compound semiconductor layers | Hiro Munekata | 1994-01-25 |
| 5170226 | Fabrication of quantum devices in compound semiconductor layers and resulting structures | Hiro Munekata | 1992-12-08 |
| 5157543 | Optical beam deflector | Satoru Kano, Yutaka Takahashi | 1992-10-20 |
| 5091980 | Optical quantum interference device/optical computer and method of modulating light using same | Kensuke Ogawa, Toshio Katsuyama | 1992-02-25 |
| 5001536 | Semiconductor device | Michiharu Nakamura, Eizaburo Yamada | 1991-03-19 |
| 4957337 | Optical quantum interference device and method of modulating light using same | Kensuke Ogawa, Toshio Katsuyama | 1990-09-18 |
| 4933728 | Semiconductor optical device | Eizaburo Yamada, Kenji Hiruma, Hiroyoshi Matsumura | 1990-06-12 |
| 4881238 | Semiconductor laser having quantum well active region doped with impurities | Naoki Chinone, Kazuhisa Uomi, Hideaki Matsueda, Takashi Kajimura | 1989-11-14 |
| 4881235 | Semiconductor laser having a multiple quantum well structure doped with impurities | Naoki Chinone, Kazuhisa Uomi, Hideaki Matsueda, Takashi Kajimura, Tsukuru Ohtoshi | 1989-11-14 |
| 4861130 | Optical modulating device utilizing polariton substance | Toshio Katsuyama, Hiroyoshi Matsumura, Hiroaki Inoue, Naoki Chinone | 1989-08-29 |
| 4847573 | Optical modulator | Eizaburo Yamada, Kenji Hiruma, Hiroyoshi Matsumura | 1989-07-11 |
| 4835578 | Semiconductor device having a quantum wire and a method of producing the same | Tsukuru Ohtoshi, Kazuhisa Uomi, Naoki Chinone | 1989-05-30 |