Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5494539 | Metal member quality improving method by spot welding | Hiroshi Tsujimura, Yasumasa Tamai, Masayuki Kurihara, Yutaka Watanabe, Koichi Kurosawa | 1996-02-27 |
| 4465365 | Printer | — | 1984-08-14 |