Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6987723 | Optical recording medium with high density track pitch and optical disk drive for recording and playback of the same | Isao Ichimura, Kiyoshi Osato, Shin Masuhara | 2006-01-17 |
| 6949394 | Optical semiconductor device and method of fabricating the same | Fumihiko Kobayashi, Take Miyazawa, Hidefumi Mori | 2005-09-27 |
| 6889381 | Optical recording medium and method of manufacturing the same | Minoru Kikuchi | 2005-05-03 |
| 6882616 | Optical recording medium with high density track pitch and optical disk device for recording and playback of the same | Isao Ichimura, Kiyoshi Osato, Shin Masuhara | 2005-04-19 |
| 6790697 | Optical semiconductor device and method of fabricating the same | Fumihiko Kobayashi, Takeo Miyazawa, Hidefumi Mori | 2004-09-14 |
| 6482279 | Transcribing method | Shuichi Kikuchi | 2002-11-19 |
| 6403986 | Optical semiconductor device and method of fabricating the same | Fumihiko Kobayashi, Takeo Miyazawa, Hidefumi Mori | 2002-06-11 |
| 6400677 | High recording density optical disc | Masaki Kagawa | 2002-06-04 |
| 5783844 | Optical semiconductor device | Fumihiko Kobayashi, Takeo Miyazawa, Hidefumi Mori | 1998-07-21 |
| 5065061 | EIEC tromagnetic actuator for valve stem | Ikumi Satoh, Riichiroh Harada, Tatsuhiko Koba | 1991-11-12 |
| 4948091 | Motor-operated valve | Ikumi Satoh, Riichiroh Harada, Tatsuhiko Koba, Yuichi Fujita, Kazumi Shima | 1990-08-14 |
| 4833519 | Semiconductor device with a wiring layer having good step coverage for contact holes | Michiari Kawano, Masayuki Higashimoto, Shigeo Kashiwagi, Osamu Shimizu | 1989-05-23 |