Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4904378 | Flat element for filtering and separation | — | 1990-02-27 |
| 4873222 | Placenta-derived anticoagulating substance | Hideo Yoshizaki | 1989-10-10 |
| 4843700 | Locking structure of wire rod for filter element | — | 1989-07-04 |
| 4733271 | Image reproduction apparatus with detector for detecting position of moveable copier unit | — | 1988-03-22 |
| 4693835 | Filter process and its device | — | 1987-09-15 |
| 4655922 | Wire locking structure for a filter device | — | 1987-04-07 |
| 4648706 | Image reproduction apparatus | Sohei Shibasaki, Yasumasa Iwasaki, Noriki Ono, Koji Maruyama, Tatsumi Shimanari | 1987-03-10 |
| 4569763 | Wire locking structure for a filter device | — | 1986-02-11 |