Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684473 | Measuring apparatus for detecting distance between vehicles and related warning system | Katsuhiko Hibino, Noriaki Shirai | 1997-11-04 |
| 5665233 | Filter apparatus for selectively removing leukocytes | Tatsuya Fukuda, Naokuni Yamawaki | 1997-09-09 |
| 5631639 | Collision alarm system for automotive vehicle | Katsuhiko Hibino, Noriaki Shirai | 1997-05-20 |