Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822701 | Liquid crystal display apparatus | Hiroshi Shimokawa, Katsumi Irie, Hisakazu Nakamura, Kyoushi Tanaka | 2004-11-23 |
| 5825196 | Method for detecting defects in an active matrix liquid crystal display panel | Katsumi Irie, Nobuyuki Kawase, Takafumi Hayama | 1998-10-20 |