Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190611 | Hardness indicator | Kazuhiro Tachino, Yoshitami Tsubota, Sadatoshi Takechi, Junichi Nakajima, Katsufumi Isshiki +2 more | 2001-02-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190611 | Hardness indicator | Kazuhiro Tachino, Yoshitami Tsubota, Sadatoshi Takechi, Junichi Nakajima, Katsufumi Isshiki +2 more | 2001-02-20 |