Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813989 | Apparatus for fabricating optical fiber preform | Nobuhito Uchiyama, Tamotsu Kamiya, Yasuhiro Shibayama, Shigeo Takagi | 1989-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813989 | Apparatus for fabricating optical fiber preform | Nobuhito Uchiyama, Tamotsu Kamiya, Yasuhiro Shibayama, Shigeo Takagi | 1989-03-21 |