Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779362 | Method of making an optical fiber preform where a second elongation is based on a mark on a glass rod | Yoshiaki Shimizu, Tadakatsu Shimada, Hideo Hirasawa, Masataka Watanabe, Kazuhisa Hatayama +5 more | 2004-08-24 |