Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854571 | Sheet sorting device | Tadayuki Kitajima, Toshiyuki Asakawa, Kazuhiro Matsuo, Toshiaki Murayama | 1989-08-08 |
| 4832893 | Method for producing a PLZT compound | Michio Hisanaga, Kazunori Suzuki, Shinichi Shirasaki | 1989-05-23 |