Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682308 | Controlling method to follow-up target value | Kazuhiro Kato, Yoichi Miyawaki | 1997-10-28 |
| 5639290 | Process for producing a glass preform for an optical fiber and apparatus for the same | Toshimi Habasaki, Fumitaka Uchino, Koji Amemiya, Yuji Takahashi | 1997-06-17 |