Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5394481 | Liquid crystal panel inspection method | Ryohei Kumagai, Harumi Shimizu, Manabu Oosaka, Tooru Takahashi | 1995-02-28 |
| 5339093 | Liquid crystal panel inspection method | Eryohei Kumagai, Harumi Shimizu, Tooru Takahashi | 1994-08-16 |