Issued Patents All Time
Showing 51–75 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402998 | Motor-driven mold clamping device | — | 2002-06-11 |
| 6398536 | Molded product ejection checking device | — | 2002-06-04 |
| 6377740 | Dispersion Managed optical fiber transmission-line | Eisuke Sasaoka | 2002-04-23 |
| 6374027 | Optical fiber transmission-line | Masaaki Hirano, Takatoshi Kato | 2002-04-16 |
| 6347537 | Method of drawing a twisted optical fiber | Koji Amemiya, Masahiro Takagi, Yoichi Ishiguro | 2002-02-19 |
| 6347174 | Non-linear optical fiber, optical fiber coil, and wavelength converter | Toshiaki Okuno, Shinji Ishikawa, Tomonori Kashiwada, Masayuki Nishimura | 2002-02-12 |
| 6116055 | Method of making synthetic silica glass | Shinji Ishikawa | 2000-09-12 |
| 6076376 | Method of making an optical fiber having an imparted twist | Koji Amemiya, Masahiro Takagi, Yoichi Ishiguro | 2000-06-20 |
| 5960146 | Optical fiber and light source apparatus | Toshiaki Okuno, Masayuki Nishimura, Satoki Kawanishi, Hidehiko Takara, Kunihiko Mori | 1999-09-28 |
| 5838867 | Dispersion compensating fiber and optical transmission system including the same | Hiroo Kanamori, Masayuki Nishimura, Tomonori Kashiwada, Yasushi Koyano | 1998-11-17 |
| 5746801 | Process of producing fluoride glass | Chie Fukuda, Hiroo Kanamori | 1998-05-05 |
| 5742723 | Optical transmission system with dispersion compensating optical fiber | Hiroo Kanamori | 1998-04-21 |
| 5740297 | Dispersion-compensating fiber and method of fabricating the same | Chie Fukuda, Hiroo Kanamori | 1998-04-14 |
| 5695880 | Lead-containing fluoride glass, optical fiber and process for producing it | Takashi Kogo, Hiroo Kanamori, Yoshiaki Miyajima, Masataka Nakazawa | 1997-12-09 |
| 5581647 | Method of fabricating dispersion compensation fiber | Koji Amemiya, Chie Fukuda, Hiroo Kanamori | 1996-12-03 |
| 5555340 | Optical transmission system with dispersion compensating optical fiber | Hiroo Kanamori | 1996-09-10 |
| 5432131 | Lead-containing fluoride glass, optical fiber and process for producing it | Takashi Kogo, Hiroo Kanamori, Yoshiaki Miyajima, Masataka Nakazawa | 1995-07-11 |
| 5430824 | Optical fibre, waveguide, and optical active device | Yoshiki Chigusa, Takashi Kohgo, Minoru Watanabe, Izumi Sankawa | 1995-07-04 |
| 5337401 | Optical functioning glass and method of manufacturing same, optical fiber, waveguide device, and laser device | Koji Nakazato, Yoshiki Chigusa, Minoru Watanabe, Yoshiaki Miyajima | 1994-08-09 |
| 5253322 | Optical functioning glass and fiber amplifier | Yoshiki Chigusa, Koji Nakazato, Minoru Watanabe, Yoshiaki Miyajima, Tomoki Sugawa | 1993-10-12 |
| 5244846 | Optical functioning glass and apparatus using the same | Koji Nakazato, Hiroo Kanamori, Minoru Watanabe, Yoshiaki Miyajima | 1993-09-14 |
| 5232901 | Method of producing superconducting ceramic wire having protective metal coating thereon | Takashi Kohgo, Yoshiki Chigusa, Minoru Watanabe | 1993-08-03 |
| 5229357 | Method of producing superconducting ceramic wire and product | Takashi Kohgo, Tetsuya Ohsugi, Gotaro Tanaka | 1993-07-20 |
| 5215565 | Method for making superconductor filaments | Akira Urano, Kenichi Takahashi, Kazuya Ohmatsu | 1993-06-01 |
| 5137866 | Method for producing molded article of ceramic oxide superconductor | Yasuyo Matsumoto, Hajime Hitotsuyanagi, Michihisa Kyoto, Yuichi Masuda | 1992-08-11 |