Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6423389 | Metal tube armored linear body, metal tube armoring linear body, method and apparatus for manufacturing metal tube armored linear body | — | 2002-07-23 |
| 6219482 | Metallic tubes for housing optical fibers and process for producing the same | Akira Matsuzaki, Yoshiharu Sugimoto, Masaru Sagiyama | 2001-04-17 |
| 5733043 | Temperature measuring device | Takeo Yamada, Hiroaki Miyahara, Yasushi Kaneda, Masayuki Nakada | 1998-03-31 |
| 5653898 | Method of manufacturing optical fiber cable covered with metal pipe, and apparatus for manufacturing this optical fiber cable | Takashi Kanazawa | 1997-08-05 |
| 5586210 | Apparatus for connecting metal tubes covering optical fiber cables and method of joining or splicing two optical fiber cables | Saburou Ishiro, Ryosuke Hata, Takeshi Nakamura | 1996-12-17 |
| 5582748 | Method of manufacturing optical fiber cable covered with metal pipe, and apparatus for manufacturing this optical fiber cable | Takashi Kanazawa | 1996-12-10 |
| 5557697 | Method for connecting optical fiber cables | — | 1996-09-17 |
| 5440095 | Apparatus for manufacturing metal tube covered optical fiber cable and method therefor | Takashi Tsukui | 1995-08-08 |
| 5426277 | Apparatus for manufacturing metal tube covered optical fiber cable and method therefor | Takashi Tsukui | 1995-06-20 |
| 5380977 | Apparatus for manufacturing metal tube covered optical fiber cable and method therefor | Takashi Tsukui | 1995-01-10 |
| 5318215 | Method of forming cladded cable having fiber with excess length enclosed therein | Shigeo Toya, Tatsuo Teraoka, Yoshiyuki Hiramoto | 1994-06-07 |
| 5241153 | Apparatus for manufacturing metal tube covered optical fiber cable and method therefor | Takashi Tsukui | 1993-08-31 |
| 5231260 | Apparatus for manufacturing metal tube covered optical fiber cable and method therefor | Takashi Tsukui | 1993-07-27 |
| 5210391 | Apparatus for manufacturing metal tube covered optical fiber cable and method therefor | Takashi Tsukui | 1993-05-11 |
| 5142763 | Method for connecting optical fibers sealed in metal pipes | Shigeo Toya, Yoshiyuki Hiramoto, Koji Sasaki, Koichi Abe, Tatsuo Teraoka +1 more | 1992-09-01 |
| 5076657 | Connection structure of optical fibers sealed in metal pipes and method for connecting optical fibers sealed in metal pipes | Shigeo Toya, Yoshiyuki Hiramoto, Koji Sasaki, Koichi Abe, Tatsuo Teraoka +1 more | 1991-12-31 |
| 4700441 | Tapping machine | Hidekatsu Ikeda, Hiroyuki Morikawa | 1987-10-20 |