Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5712692 | Driving power unit for driving liquid crystal display element and liquid crystal light-modulating device | Takao Yamaguchi, Masahiko Ikeda, Morio Sato, Hiroshi Tazaki | 1998-01-27 |
| 4851155 | Solidification processing apparatus for radioactive waste materials | Kanjiro Ishizaki, Mitsuzo Ozawa | 1989-07-25 |