Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661108 | Hybrid drive device | Jun Yamada, Yoshiaki Yamada, Yoshito Watanabe | 2003-12-09 |
| 6540973 | Process for producing hydrogen chloride | Tomomichi Tomita, Tokuo Oike, Yuzuru Yanagisawa | 2003-04-01 |
| 6524218 | Auxiliary machinery driver for car | Yoshiaki Yamada, Jun Yamada | 2003-02-25 |