Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8966940 | Process for producing glass bar | Yasuhiro Naka, Toshihiro Nakamura, Toshiaki Tateishi | 2015-03-03 |
| 6192715 | Furnace for forming optical fiber | Nobuaki Orita, Yoshiyuki Sakata, Hisashi Koaizawa | 2001-02-27 |