Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5158913 | Metal boride ceramic material | Hajime Saito, Junichi Matsushita | 1992-10-27 |
| 5145233 | Arrangement of headrest in seat | — | 1992-09-08 |
| 5102835 | Metal boride ceramic material | Hajime Saito, Junichi Matsushita | 1992-04-07 |
| 4873053 | Method for manufacturing a metal boride ceramic material | Junichi Matsushita, Hajime Saito | 1989-10-10 |
| 4688852 | Vertical adjustment device for headrest in vehicle seat | Yoshio Arai | 1987-08-25 |
| 4515755 | Apparatus for producing a silicon single crystal from a silicon melt | Shuitsu Matsuo, Yasuhiro Imanishi, Masaharu Watanabe, Toshiro Usami, Hisashi Muraoka | 1985-05-07 |