Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11719610 | Surface reference detecting mechanism and hardness tester | — | 2023-08-08 |
| D848867 | Display device for hardness tester | Sadayuki Matsumiya, Yoshiro Asano, Masaru Kawazoe, Fumihiko Koshimizu, Shigeru Ohtani +1 more | 2019-05-21 |