Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701752 | Synthesized silica glass optical member and method for manufacturing the same | Jun Abe, Shinji Makikawa, Seiki Ejima | 2004-03-09 |
| 6681074 | Method for producing base material for optical fiber having deformed first clad, base material for optical fiber and optical fiber | Jun Abe, Shinji Makikawa, Seiki Ejima | 2004-01-20 |
| 6600857 | Grating optical fiber, and optical fiber base material suitable for grating | Jun Abe, Masayasu Nagaoka, Kazuo Koya | 2003-07-29 |
| 6157758 | Grating optical fiber, and optical fiber base material suitable for grating | Jun Abe, Masayasu Nagaoka, Kazuo Koya | 2000-12-05 |