Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994698 | Electron emitting device, display apparatus using electron emitting device, and method of manufacturing electron emitting device | Ryota Tanaka, Nobuyasu Negishi, Kazuto Sakemura, Yoshiyuki Okuda, Tomonari Nakada +2 more | 2011-08-09 |
| 7902760 | Electron emission device, and driving method thereof | Nobuyasu Negishi, Kazuto Sakemura, Takamasa Yoshikawa | 2011-03-08 |
| 7095040 | Electron-emitting device and method of manufacturing the same and display apparatus using the same | Shingo Iwasaki, Takashi Yamada, Takuya Hata, Takashi Chuman, Nobuyasu Negishi +4 more | 2006-08-22 |
| 6787992 | Display device of flat panel structure with emission devices of matrix array | Takashi Chuman, Takamasa Yoshikawa, Takuya Hata, Kazuto Sakemura, Takashi Yamada +4 more | 2004-09-07 |
| 6744063 | Image pickup device including electron-emitting devices | Takamasa Yoshikawa, Hideo Satoh, Atsushi Yoshizawa, Takashi Yamada, Takashi Chuman +4 more | 2004-06-01 |
| 6700132 | Flat panel display device utilizing electron emission devices | Takashi Chuman, Takamasa Yoshikawa, Takuya Hata, Kazuto Sakemura, Takashi Yamada +4 more | 2004-03-02 |
| 6472803 | Electron emission light-emitting device and display apparatus using the same | Atsushi Yoshizawa, Hideo Satoh, Takashi Yamada, Takashi Chuman, Nobuyasu Negishi +4 more | 2002-10-29 |
| 6404124 | Electron emission device and display apparatus using the same | Kazuto Sakemura, Shuuichi Yanagisawa, Shingo Iwasaki, Nobuyasu Negishi, Takashi Chuman +4 more | 2002-06-11 |
| 6400070 | Electron emission device and display device using the same | Takashi Yamada, Takamasa Yoshikawa, Takashi Chuman, Nobuyasu Negishi, Shingo Iwasaki +4 more | 2002-06-04 |
| 6388376 | Electron emission device with electron supply layer having reduced resistance | Nobuyasu Negishi, Takuya Hata, Atsushi Yoshizawa, Hideo Satoh, Takashi Yamada +4 more | 2002-05-14 |
| 6316873 | Electron emission device and display device using the same | Hiroshi Ito, Takamasa Yoshikawa, Takashi Chuman, Nobuyasu Negishi, Shingo Iwasaki +4 more | 2001-11-13 |
| 6285123 | Electron emission device with specific island-like regions | Takashi Yamada, Atsushi Yoshizawa, Takuya Hata, Shingo Iwasaki, Nobuyasu Negishi +4 more | 2001-09-04 |
| 6278230 | Electron emission device and display device using the same | Atsushi Yoshizawa, Takamasa Yoshikawa, Takashi Chuman, Nobuyasu Negishi, Shingo Iwasaki +4 more | 2001-08-21 |
| 6259198 | Flat panel display apparatus with an array of electron emitting devices | Shuuchi Yanagisawa, Takamasa Yoshikawa, Kazuto Sakemura, Atsushi Yoshizawa, Takashi Chuman +4 more | 2001-07-10 |
| 6184612 | Electron emission device with electron supply layer of hydrogenated amorphous silicon | Nobuyasu Negishi, Takamasa Yoshikawa, Takashi Chuman, Shingo Iwasaki, Hiroshi Ito +4 more | 2001-02-06 |
| 6166487 | Electron emission device and display device using the same | Nobuyasu Negishi, Takamasa Yoshikawa, Takashi Chuman, Shingo Iwasaki, Hiroshi Ito | 2000-12-26 |
| 6147443 | Electron emission device and display device using the same | Takamasa Yoshikawa, Takashi Chuman, Nobuyasu Negishi, Shingo Iwasaki, Hiroshi Ito | 2000-11-14 |
| 6144155 | Electron emission device and display device using the same | Takamasa Yoshikawa, Takashi Chuman, Nobuyasu Negishi, Shingo Iwasaki, Hiroshi Ito | 2000-11-07 |
| 6130503 | Electron emission device and display using the same | Nobuyasu Negishi, Takamasa Yoshikawa, Takashi Chuman, Shingo Iwasaki, Hiroshi Ito | 2000-10-10 |
| 6066922 | Electron emission device and display device using the same | Shingo Iwasaki, Takamasa Yoshikawa, Takashi Chuman, Nobuyasu Negishi, Hiroshi Ito +4 more | 2000-05-23 |
| 6023125 | Electron emission device and display using the same | Takamasa Yoshikawa, Hiroshi Ito | 2000-02-08 |
| 5990605 | Electron emission device and display device using the same | Takamasa Yoshikawa, Hiroshi Ito, Masataka Yamaguchi, Shingo Iwasaki, 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 | Shingo Iwasaki | 1999-10-05 |
| 5894189 | Cold electron emission display device | Takamasa Yoshikawa, Nobuyoshi Koshida | 1999-04-13 |
| 5426632 | Information recording medium and method for recording information to the same | Shigenori Murakami, Toshihiko Takishita, Kenji Suzuki, Hiroshi Ito | 1995-06-20 |