Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4988246 | Apparatus for indicating incomplete and complete fastening of screw components | Minoru Yoshida, Teruo Arai, Toshiro Ishikawa, Masaji Shimada, Yukihiko Yamada +7 more | 1991-01-29 |