Issued Patents All Time
Showing 151–175 of 279 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6333675 | Variable gain amplifier with gain control voltage branch circuit | — | 2001-12-25 |
| 6303405 | Semiconductor light emitting element, and its manufacturing method | Hiroaki Yoshida, Kazuhiko Itaya, Johji Nishio, Shinya Nunoue | 2001-10-16 |
| 6299714 | Sealant application method | Toshiki Takizawa | 2001-10-09 |
| 6262364 | Electromagnetic-wave shielding and light transmitting plate | Masato Yoshikawa, Yasuhiro Morimura | 2001-07-17 |
| 6254964 | Magnetic recording medium | Hitoshi Noguchi, Nobuo Yamazaki, Junichi Nakamikawa | 2001-07-03 |
| 6252894 | Semiconductor laser using gallium nitride series compound semiconductor | Katsunobu Sasanuma, Genichi Hatakoshi, Kazuhiko Itaya, Masaaki Onomura, Risa Sugiura +4 more | 2001-06-26 |
| 6225676 | Semiconductor device with improved inter-element isolation | Yoshinobu Hattori, Masahiro Tsukahara | 2001-05-01 |
| 6215591 | Lens manufacturing method thereof, and optical pickup | Hiroyuki Ueda, Satoshi Kawakita, Hiroyuki Sakakibara | 2001-04-10 |
| 6210775 | Magnetic recording medium | Kiyomi Ejiri, Hiroo Inaba, Satoru Hayakawa | 2001-04-03 |
| 6204486 | Heater unit for semiconductor processing | Takashi Masaki, Jun Futakuchiya, Kenzo Yasuda, Hidenori Ishiwata, Shinya Miyaji +2 more | 2001-03-20 |
| 6143403 | Magnetic recording medium | Kiyomi Ejiri, Hiroo Inaba, Satoru Hayakawa | 2000-11-07 |
| 6127890 | Variable gain circuit with improved gain response | Katsuya Shimomura | 2000-10-03 |
| 6121634 | Nitride semiconductor light emitting device and its manufacturing method | Genichi Hatakoshi, Masaaki Onomura, Hidetoshi Fujimoto, Norio Iizuka, Chiharu Nozaki +2 more | 2000-09-19 |
| 6121638 | Multi-layer structured nitride-based semiconductor devices | John Rennie, Genichi Hatakoshi | 2000-09-19 |
| 6096406 | Magnetic recording medium | Nobuo Yamazaki | 2000-08-01 |
| 6090473 | Electromagnetic-wave shielding and light transmitting plate | Masato Yoshikawa, Yasuhiro Morimura | 2000-07-18 |
| 6080599 | Semiconductor optoelectric device and method of manufacturing the same | Masahiro Yamamoto, Hidetoshi Fujimoto, Yoshihiro Kokubun, Masayuki Ishikawa, Yukie Nishikawa +1 more | 2000-06-27 |
| 6074604 | Brazing material for stainless steel | Takashi Kayamoto | 2000-06-13 |
| 6037030 | Disc-like magnetic recording medium | Hitoshi Noguchi, Junichi Nakamigawa | 2000-03-14 |
| 6025082 | Magnetic recording medium | Kiyomi Ejiri, Hiroo Inaba, Satoru Hayakawa | 2000-02-15 |
| 6020022 | Magnetic recording medium | Kiyomi Ejiri, Hiroo Inaba, Satoru Hayakawa | 2000-02-01 |
| 6017605 | Magnetic recording medium | Nobuo Yamazaki | 2000-01-25 |
| 6015602 | Magnetic recording medium | Kiyomi Ejiri, Hiroo Inaba, Satoru Hayakawa | 2000-01-18 |
| 6005263 | Light emitter with lowered heterojunction interface barrier | Masaaki Onomura, Yukie Nishikawa, Masayuki Ishikawa, Peter James Parbrook | 1999-12-21 |
| 6002278 | Variable frequency divider and PLL circuit | — | 1999-12-14 |