Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6686104 | Color filter, method for manufacturing it, and liquid crystal panel | Hiroshi Sato, Katsuhiro Shirota, Hideto Yokoi, Akio Kashiwazaki, Keiichi Murai +1 more | 2004-02-03 |
| 6677243 | Method of manufacturing optical element | Takeshi Okada, Katsuhiko Takano, Junichi Sakamoto, Kenichi Iwata, Hiroshi Taniuchi +2 more | 2004-01-13 |