Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11009453 | Spectral curve acquiring device, concrete measuring instrument, spectral curve acquiring method and concrete measuring method | Issei Hanya, Shugo Akiyama, Ryosuke Tomizawa, Naoto Kasori, Yoshimitsu Nakajima +1 more | 2021-05-18 |
| 10345232 | Method of measuring state of concrete | Kaoru Kumagai, Shugo Akiyama, Issei Hanya, Peng Zhao, Masashi Funahashi +1 more | 2019-07-09 |