Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11099127 | Nondestructive measurement apparatus | Hideyuki Amamiya, Tomohiro Kiire, Junji Higuchi | 2021-08-24 |
| 9709489 | Device for measuring polarization degree and refractive index | Hideyuki Amamiya | 2017-07-18 |
| D750517 | Part of a polarimeter and refractometer | Hideyuki Amamiya | 2016-03-01 |
| D749969 | Polarimeter and refractometer | Hideyuki Amamiya | 2016-02-23 |