Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830490 | Apparatus for aligning optical fibers | Toshiaki Kakii, Yuichi Usui, Mitsuaki Osanai, Norio Kashima, Yasuyaki Kato | 1989-05-16 |
| 4740226 | Apparatus for the production of porous preform of optical fiber | — | 1988-04-26 |
| 4676635 | Optical fiber characteristic measuring method and apparatus | Katsuji Sakamoto, Akio Ohta, Shuzo Suzuki, Takashi Ide | 1987-06-30 |
| 4549391 | Wire-like structure twisting machine | Katsuji Sakamoto, Shigeru Tanaka, Yuji Kameo | 1985-10-29 |
| 4526732 | Method of heating thermal shrinkage tube and apparatus therefor | Toshiaki Kakii, Koichiro Matsuno, Yuichi Usui, Michito Matsumoto | 1985-07-02 |
| 4475935 | Joining method to obtain elongated coated optical fiber | Chihaya Tanaka, Kazuo Iwabuchi, Toshiaki Kakii | 1984-10-09 |
| 4460820 | Apparatus for heating heat-shrinkable tubes | Michito Matsumoto, Toshiaki Kakii | 1984-07-17 |
| 4379615 | Device for transmitting energy through electric wire or optical cable wound on drum | Kohji Yano, Katsuji Sakamoto | 1983-04-12 |
| 4313744 | Method and device for automatically fusing optical fibers | — | 1982-02-02 |