Issued Patents 2023
| 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 |