Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620748 | Light-amplifying glass, light-amplifying medium and resin-coated light-amplifying medium | Naoki Sugimoto, Yutaka KUROIWA, Setsuro Ito, Setsuhisa Tanabe | 2003-09-16 |