Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6023124 | Electron emission device and display device using the same | Takashi Chuman | 2000-02-08 |
| 5990605 | Electron emission device and display device using the same | Takamasa Yoshikawa, Kiyohide Ogasawara, Hiroshi Ito, Masataka Yamaguchi, Nobuyasu Negishi +1 more | 1999-11-23 |
| 5962959 | Electron emission device and display device for emitting electrons in response to an applied electric field using the electron emission device | Kiyohide Ogasawara | 1999-10-05 |
| 5635268 | Optical recording medium | Takako Miyake, Yasushi Araki, Takashi Chuman, Satoru Tanaka, Atsushi Yoshizawa +1 more | 1997-06-03 |
| 5521038 | Recording method for an optical recording medium | Takashi Yamada, Makoto Okano, Fumio Matsui | 1996-05-28 |
| 5494778 | Optical recording medium | Takashi Chuman, Takashi Yamada, Toshiyuki Miyadera | 1996-02-27 |
| 5478623 | Optical recording medium and method of manufacturing the same | Taishi Tsuji, Takashi Chuman, Satoru Tanaka, Shuichi Yanagisawa, Fumio Matsui | 1995-12-26 |
| 5474825 | Optical recording medium | Makoto Okano, Toshiyuki Miyadera, Fumio Matsui | 1995-12-12 |