Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834071 | Spot size converter, semiconductor laser module and optical fiber laser device | — | 2004-12-21 |
| 6829256 | Fiber laser apparatus as well as optical multi/demultiplexer and image display apparatus therefor | Naoki Akamatsu, Kiyoyuki Kawai, Hideaki Okano | 2004-12-07 |
| 6726544 | Method and apparatus for superfinishing tapered roller bearing | Tai Ozaki, Tomeo Fukano | 2004-04-27 |