Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11678837 | Hardness meter and hardness measuring method for estimating target object having hardness estimation portion that estimates hardness of measurement object based | Yuko Sano, Akihiko Kandori, Mitsuo Okimoto, Mitsunobu Watanabe | 2023-06-20 |
| 11619572 | Durometer | Akihiko Kandori, Yuko Sano, Yuhua Zhang, Mitsunobu Watanabe, Mitsuo Okimoto | 2023-04-04 |
| 11337641 | Hardness meter and method having hardness estimation portion that estimates hardness of measurement object based on alternating current component | Yuko Sano, Akihiko Kandori, Mitsuo Okimoto, Mitsunobu Watanabe | 2022-05-24 |
| 11092526 | Durometer | Akihiko Kandori, Yuko Sano, Yuhua Zhang, Mitsunobu Watanabe, Mitsuo Okimoto | 2021-08-17 |
| 10620101 | Durometer | Akihiko Kandori, Yuko Sano, Yuhua Zhang, Mitsunobu Watanabe, Mitsuo Okimoto | 2020-04-14 |