Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6146609 | Amorphous substance for wavelength conversion and a making process of the same | Hideo Kimura, Toru Katsumata | 2000-11-14 |
| 5222160 | Document revising system for use with document reading and translating system | Naoko Kitajima, Chieko Oshima | 1993-06-22 |