Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5323410 | Solid-solution semiconductor laser element material and laser element including Pb, Ca and S | Katashi Masumoto, Katsumi Mochizuki, Naoji Nakamura | 1994-06-21 |
| 5319658 | Solid solution semiconductor laser element material and laser element | Katashi Masumoto, Katsumi Mochizuki | 1994-06-07 |