Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7923913 | Image display apparatus | Tomoko Narusawa | 2011-04-12 |
| 7837529 | Electron-emitting device and manufacturing method thereof | Hiroko Takada, Hisanobu Azuma | 2010-11-23 |
| 7795795 | Electron beam apparatus having an electrode with high temperature portion | Hisanobu Azuma | 2010-09-14 |
| 7710010 | Electron beam apparatus | Hisanobu Azuma | 2010-05-04 |
| 7507134 | Method for producing electron beam apparatus | Hisanobu Azuma | 2009-03-24 |
| 7427826 | Electron beam apparatus | Yasuo Ohashi, Hisanobu Azuma, Takahiro Hachisu, Masanori Takahashi | 2008-09-23 |
| 7382088 | Electron source and image display apparatus | Hisanobu Azuma, Yasuo Ohashi | 2008-06-03 |
| 6992649 | Driving method for liquid crystal device | — | 2006-01-31 |
| 6992447 | Electron beam generation device having spacer | Masahiro Fushimi, Akira Hayama | 2006-01-31 |
| 6473117 | Driving method for liquid crystal device | — | 2002-10-29 |
| 6456266 | Liquid crystal display apparatus | Katsumi Komiyama, Shigeyuki Matsumoto | 2002-09-24 |
| 6452581 | Driving method for liquid crystal device and liquid crystal apparatus | Kazunori Katakura, Shinjiro Okada, Akira Tsuboyama | 2002-09-17 |
| 6323850 | Driving method for liquid crystal device | Kazunori Katakura, Takashi Enomoto, Takao Takiguchi, Seishi Miura | 2001-11-27 |
| 6222517 | Liquid crystal apparatus | Akira Tsuboyama, Yutaka Inaba | 2001-04-24 |
| 6072555 | Display apparatus capable of gradational display | Atsushi Mizutome, Kazunori Katakura | 2000-06-06 |
| 6028579 | Driving method for liquid crystal devices | Akira Tsuboyama, Kazunori Katakura | 2000-02-22 |
| 5995076 | Liquid crystal apparatus using different types of drive waveforms alternately | Akira Tsuboyama | 1999-11-30 |
| 5854665 | Liquid crystal device with optical member having a planar extension in parallel with the substrates and non-uniform optical anisotropy along the planar extension | — | 1998-12-29 |
| 5303032 | Method of measuring the time for forming refractive index grating of a photo-nonlinear medium | Yoshiaki Uesu, Toshiyuki Yoshihara, Kazuyasu Hikita, Hiroyuki Iizuka | 1994-04-12 |