Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5049224 | Method of fabricating pipe units | Yoshinori Umezawa, Yoshiharu Shitara, Akira Iwawaki | 1991-09-17 |
| 4844863 | Method of producing clad metal | Akihiro Miyasaka, Hiroyuki Ogawa, Hiroyuki Homma, Saburo Kitaguchi, Hiroshi Morimoto | 1989-07-04 |
| 4757455 | Navigation system for a vehicle | Masakazu Tsunoda, Seiichi Tohjyo, Toshiyuki Itoh, Hiroshi Ueno | 1988-07-12 |