Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534794 | Semiconductor light-emitting unit, optical apparatus and optical disk system having heat sinking means and a heating element incorporated with the mounting system | Hideyuki Nakanishi, Yoshiaki Komma, Yasuyuki Kochi | 2003-03-18 |
| 6501156 | Lead frame which includes a die pad, a support lead, and inner leads | Hideyuki Nakanishi, Shin'ichi Ijima, Ryuma Hirano | 2002-12-31 |
| 6501601 | Optical device with diffraction grating having plural grating regions | Shoichi Takasuka, Shinichi Ijima, Hideyuki Nakanishi, Naoki Nakanishi | 2002-12-31 |
| 6473248 | Method for manufacturing an optical pickup | Hideyuki Nakanishi, Shoichi Takasuka, Shinichi Ijima, Kazutoshi Onozawa, Kazuhiko Yamanaka +1 more | 2002-10-29 |
| 6292500 | Semiconductor laser device | Yasuyuki Kouchi, Hideyuki Nakanishi, Masaaki Yuri, Hisanori Ishiguro | 2001-09-18 |
| 6192020 | Semiconductor laser device | Shouichi Takasuka, Shin-ichi Ijima, Hideyuki Nakanishi | 2001-02-20 |
| 5793785 | Semiconductor laser device | Hideyuki Nakanishi, Hirokazu Shimizu | 1998-08-11 |
| 5751756 | Semiconductor laser device for use as a light source of an optical disk or the like | Toru Takayama, Osamu Imafuji, Masaaki Yuri, Masahiro Kume | 1998-05-12 |
| 5748658 | Semiconductor laser device and optical pickup head | Hideyuki Nakanishi, Akira Ueno, Hideo Nagai | 1998-05-05 |
| 5729519 | Optical head including a semiconductor laser having a non-scatter area to diffuse incident light beams | Hideyuki Nakanishi, Akira Ueno, Hideo Nagai | 1998-03-17 |
| 5617435 | Lasing system with wavelength-conversion waveguide | Hideo Nagai, Toru Takayama, Masahiro Kume | 1997-04-01 |
| 5539767 | Semiconductor laser device | Hideyuki Nakanishi, Akira Ueno, Hideo Nagai | 1996-07-23 |
| 5517479 | Optical head including a semiconductor laser having a non-scatter incident area | Hideyuki Nakanishi, Akira Ueno, Hideo Nagai | 1996-05-14 |
| 5481524 | Diffraction element and optical pick-up assembly | Akira Ueno, Hideyuki Nakanishi, Hideo Nagai | 1996-01-02 |
| 5479426 | Semiconductor laser device with integrated reflector on a (511) tilted lattice plane silicon substrate | Hideyuki Nakanishi, Hirokazu Shimizu | 1995-12-26 |
| 5478438 | Method of etching semiconductor substrate | Hideyuki Nakanishi, Akira Ueno, Hideo Nagai | 1995-12-26 |
| 5349463 | Optical radio repeater with signal quality detection | Kazutoshi Hirohashi, Hiroshi Horii, Hideo Koike, Yoshiaki Yunoki, Tetsuo Fukasawa +7 more | 1994-09-20 |
| 5289306 | Repeater system | Kazutoshi Hirohashi, Takaaki Takeda, Takeshi Nomoto, Keishi Ushijima | 1994-02-22 |
| 4948753 | Method of producing stripe-structure semiconductor laser | Takashi Sugino | 1990-08-14 |
| 4719633 | Buried stripe-structure semiconductor laser | Takashi Sugino | 1988-01-12 |