Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11933342 | Non-loosening fastening structure | — | 2024-03-19 |
| 4978115 | Automatic paper feed device | Siro Sato | 1990-12-18 |
| 4901158 | Verification stamp equipment | Siro Sato, Kazuyuki Nishino | 1990-02-13 |
| 4760724 | Method of and apparatus for controlling operation of a cross helical rolling mill | Shuji Okazaki, Mikio Kodaka, Masahiro Kagawa, Teruo Kobayashi, Kingo Sawada +1 more | 1988-08-02 |