Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369588 | Navigation system for motor vehicles | Katsuro Hayami, Kazuhiro Yokouchi, Hirofumi Goto, Chisato Yoshida | 1994-11-29 |
| 5329026 | Process for preparation of 2-substituted 1,4-naphthoquinone | Noboru Sugishima, Noriaki Ikeda, Ryuji Aoki, Yumi Hatta | 1994-07-12 |