Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10439363 | Method of manufacturing quantum cascade laser beam source | Akio Ito, Kazuue Fujita, Daisuke Kawaguchi, Tatsuo DOUGAKIUCHI | 2019-10-08 |
| 10404037 | Semiconductor laser device | Akira Higuchi, Yoshitaka Kurosaka, Masahiro HITAKA | 2019-09-03 |
| 10361538 | Movable diffraction grating, method of manufacturing the same, and external resonator type laser module | Atsushi Sugiyama | 2019-07-23 |
| 10333279 | Quantum cascade laser device | Takahide Ochiai, Naota Akikusa | 2019-06-25 |
| 10236661 | Wavelength variable light source | Atsushi Sugiyama, Naota Akikusa | 2019-03-19 |
| 10166086 | Dental therapy apparatus | Kunio Awazu, Katsunori Ishii, Naota Akikusa, Hirofumi Kan | 2019-01-01 |