Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9278879 | Method of processing glass optical fiber and method of drawing optical fiber | Katsuhiko Watanabe, Kiyoshi Arima, Hirokazu Sato, Yoshiharu Taga, Takashi Suzuki | 2016-03-08 |
| 9238289 | Grinding method of grinding roller workpiece and grinding apparatus for grinding roller workpiece | Kazushi Mizutani | 2016-01-19 |