Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872737 | Multi-port fiberoptic rotary joint | Toshio Fukahori, Hideyuki Takashima | 1989-10-10 |
| 4848867 | Rotary joint for polarization plane maintaining optical fibers | Hiroshi Kajioka, Toshio Fukahori, Noribumi Shiina | 1989-07-18 |