Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6621550 | Guest-host liquid crystal display device | Seiichi Arakawa | 2003-09-16 |
| 6529253 | Filter for adjusting amount of light | — | 2003-03-04 |
| 6486866 | Display device and method of driving the same | Soichi Kuwahara, Eriko Matsui | 2002-11-26 |
| 6172726 | Reflection type liquid crystal display device in which pixel electrodes have surface irregularities due to disposal over switching elements | Seiichi Arakawa | 2001-01-09 |
| 6039893 | Guest-host liquid crystal display device and guest-host liquid crystal composition | Seiichi Arakawa, Yasutoshi Kawate | 2000-03-21 |
| 5750261 | Magnetic recording medium comprising magnetic particles, binder, and a cure agent of isocyanurate trimers, pentamers and heptamers | Kenichi Kurihara, Masafumi Ata, Haruo Watanabe | 1998-05-12 |