Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8772444 | Method for producing petroleum resin | Hajime Takasugi, Kazunori Saeki | 2014-07-08 |
| 6523582 | Automobile fuel filler port structure | — | 2003-02-25 |
| 5066057 | Bumper structure | Takashi Yamaguchi | 1991-11-19 |
| 5029920 | Bumper structure | Satoru Shinozaki | 1991-07-09 |
| 4974891 | Dynamic damping type bumper for motor vehicle | — | 1990-12-04 |