| 6347537 |
Method of drawing a twisted optical fiber |
Masashi Onishi, Koji Amemiya, Masahiro Takagi |
2002-02-19 |
| 6076376 |
Method of making an optical fiber having an imparted twist |
Masashi Onishi, Koji Amemiya, Masahiro Takagi |
2000-06-20 |
| 5627930 |
Arrayed optical fiber coupler and method of manufacturing the same |
Shigeru Semura, Yuji Kobayashi, Toshiyuki Wakinosono, Tomoyuki Hattori, Hiroshi Suganuma +2 more |
1997-05-06 |
| 5620494 |
Method for manufacturing optical fiber coupler |
Eisuke Sasaoka, Yuji Kobayashi, Tomomi Moriya, Shigeru Semura |
1997-04-15 |
| 5364428 |
Method for producing glass preform for optical fiber |
Michihisa Kyoto, Akira Urano, Hideo Kakuzen |
1994-11-15 |
| 5357334 |
Spectroanalyzer correcting for deterioration of transmissibility |
Haruhiko Aikawa, Minoru Watanabe, Yoshiaki Ichige, Fumitoshi Okamoto |
1994-10-18 |
| 5348564 |
Method for manufacturing a hermetically coated optical fiber |
Haruhiko Aikawa, Katsuya Nagayama, Ichiro Yoshimura, Yutaka Katsuyama, Nobuyuki Yoshizawa |
1994-09-20 |
| 5338328 |
Apparatus of manufacturing hermetic coating optical fiber |
Haruhiko Aikawa, Toshio Danzuka |
1994-08-16 |
| 5320659 |
Method of forming a carbon coated optical fiber with co-current reactant flow |
Masaharu Ooe, Kohei Kobayashi, Gotaro Tanaka, Minoru Watanabe |
1994-06-14 |
| 5296011 |
Method of manufacturing hermetic coating optical fiber |
Haruhiko Aikawa, Toshio Danzuka |
1994-03-22 |
| 5281247 |
Method for producing hermetic coated optical fiber |
Haruhiko Aikawa, Katsuya Nagayama, Ichiro Yoshimura, Yutaka Katsuyama, Nobuyuki Yoshizawa |
1994-01-25 |
| 5265179 |
Method of manufacturing fiber-optic collimators |
Shigeru Hirai, Yasuji Hattori, Masayuki Nishimura |
1993-11-23 |
| 5235666 |
Production of a hermetically coated optical fiber |
Masaharu Ooe, Gotaro Tanaka, Nobuyuki Yoshizawa |
1993-08-10 |
| 5217516 |
Method of making optical glass article |
Hiroo Kanamori, Akira Urano, Michihisa Kyoto |
1993-06-08 |
| 5208645 |
Method and apparatus for optically measuring the thickness of a coating |
Akira Inoue, Haruhiko Aikawa |
1993-05-04 |
| 5203899 |
Method for producing glass preform for optical fiber |
Michihisa Kyoto, Akira Urano, Hideo Kakuzen |
1993-04-20 |
| 5194080 |
Apparatus for producing hermetic coated optical fiber |
Haruhiko Aikawa, Katsuya Nagayama, Ichiro Yoshimura, Yutaka Katsuyama, Nobuyuki Yoshizawa |
1993-03-16 |
| 5163987 |
Method for producing glass preform for optical fiber |
Michihisa Kyoto, Hiroo Kanamori |
1992-11-17 |
| 5158587 |
Method for producing glass preform for optical fiber |
Michihisa Kyoto, Akira Urano, Minoru Watanabe |
1992-10-27 |
| 5157755 |
Hermetically coated optical fiber |
Masaharu Ooe, Gotaro Tanaka, Nobuyuki Yoshizawa |
1992-10-20 |
| 5145507 |
Method for producing glass preform for optical fiber |
Michihisa Kyoto, Akira Urano, Hideo Kakuzen |
1992-09-08 |
| 5125066 |
Fiber optical amplifier |
Takashi Kogo, Masaharu Ooe, Yutaka Katsuyama |
1992-06-23 |
| 5114338 |
Furnace for heating highly pure quartz preform for optical fiber |
Ichiro Tsuchiya, Shinji Ishikawa, Masahide Saitoh |
1992-05-19 |
| 5055121 |
Method for producing glass preform for optical fiber |
Hiroo Kanamori, Gotaro Tanaka |
1991-10-08 |
| 5053068 |
High pressure fluorine method for producing preform for optical fiber |
Michihisa Kyoto, Akira Urano, Minoru Watanabe |
1991-10-01 |
