Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357533 | Frequency doubler and laser source | Kiminori Mizuuchi, Kazuhisa Yamamoto, Makoto Kato, Hiroaki Yamamoto | 1994-10-18 |
| 5341237 | Rare earth ion doped optical element | Genji Tohmon, Toshihiro Fujita, Jun Ohya | 1994-08-23 |
| 5321708 | Optical fiber amplifier doped with dysprosium ion for the 1.3 .mu.m wavelength band | Genji Tohmon, Jun Ohya, Toshihiro Fujita | 1994-06-14 |