Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8115134 | Arc extinguishing resin processed article and circuit breaker using the same | Hironori Yanase, Shuichi Sugiyama | 2012-02-14 |
| 8089023 | Arc-extinguishing processed resin article and circuit breaker that uses same | Hironori Yanase, Shuichi Sugiyama | 2012-01-03 |
| 7851528 | Flame-retardant resin processed article | Yoshinobu Sugata, Hironori Yanase, Kiyotaka Shigehara | 2010-12-14 |
| 7834071 | Flame-retardant resin processed article | Yoshinobu Sugata, Hironori Yanase, Kiyotaka Shigehara | 2010-11-16 |
| 7557152 | Reactive flame retardant and flame-retardant resin processed article | Yoshinobu Sugata, Hironori Yanase, Kiyotaka Shigehara | 2009-07-07 |
| 6665059 | Method of measuring an inner stress state of disk substrate | Eiji Ishibashi, Toru Yoshizawa, Yukitoshi Otani | 2003-12-16 |
| 6563263 | Multi-colored organic EL device with protective layer | Koji Kawaguchi | 2003-05-13 |
| 6368692 | Optical storage medium | Mikio Yamazaki | 2002-04-09 |
| 6309486 | Polychromatic organic electroluminescent device and method of manufacturing the same | Koji Kawaguchi | 2001-10-30 |
| 6249372 | Fluorescent conversion filter and color display device using the same | Ryoji Kobayashi | 2001-06-19 |
| 6165580 | Optical recording medium | Mikio Yamazaki | 2000-12-26 |
| 6103331 | Optical recording medium comprising organic dye thin film | — | 2000-08-15 |
| 6063467 | Optical recording medium | — | 2000-05-16 |
| 5166035 | Optical information memory medium | Hitoshi Watanabe, Shimako Nozaki | 1992-11-24 |
| 5049428 | Optical information recording medium | Yasuji Nagata, Naoyuki Ueno | 1991-09-17 |
| 5019476 | Optical recording medium | Naoyuki Ueno, Seiji Kondo, Yasuji Nagata, Jun Kanehira, Hideshi TAKAHASHI +1 more | 1991-05-28 |
| 4987021 | Optical information recording medium | Hitoshi Watanabe | 1991-01-22 |
| 4908294 | Optical information recording medium | Hitoshi Watanabe, Kohei Hamanishi | 1990-03-13 |
| 4759991 | Magnetic recording medium having a lubricating coating layer | Hitoshi Watanabe, Yasutaro Yasuda, Shiro Kojima, Hiroyuki Kato, Takashi Tsuda +1 more | 1988-07-26 |
| 4420501 | Method of forming colored or conductive coating layer on glass sheet | Kazuo Ueda, Yoshio Horio, Yoshio Abe | 1983-12-13 |