Issued Patents All Time
Showing 51–75 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8291124 | Semiconductor device and data processing system having a reduced number of terminals allocated for externally accessed address | Kunihiko Nishiyama | 2012-10-16 |
| 8223323 | Cutoff wavelength measuring method and optical communication system | Tetsuya Nakanishi, Takashi Sasaki | 2012-07-17 |
| 8024945 | Glass tube processing apparatus | Tetsuya Nakanishi, Masashi Onishi, Tomoyuki Yokokawa, Nobuyuki Taira | 2011-09-27 |
| 8015845 | Glass tube processing method | Tetsuya Nakanishi, Masashi Onishi, Tomoyuki Yokokawa, Nobuyuki Taira | 2011-09-13 |
| 7891217 | Method of producing an optical fiber preform | Tetsuya Nakanishi | 2011-02-22 |
| 7894697 | Optical fiber, optical transmission line, optical module, and optical transmission system | Takashi Sasaki, Kazumasa Makihara, Tetsuya Haruna, Masashi Onishi | 2011-02-22 |
| 7787730 | Optical fiber and broadband light source | Tetsuya Nakanishi, Toshiaki Okuno | 2010-08-31 |
| 7637125 | Glass tube processing method, apparatus and glass tube | Tetsuya Nakanishi, Masashi Onishi, Tomoyuki Yokokawa, Nobuyuki Taira | 2009-12-29 |
| 7548679 | Container for accommodating optical fiber coil and optical fiber module having the container | Masahiro Yamaguchi, Masaki Tsuruga | 2009-06-16 |
| 7532797 | Optical fiber | — | 2009-05-12 |
| 7505656 | Optical fiber and optical fiber device | Tetsuya Nakanishi, Takemi Hasegawa | 2009-03-17 |
| 7486862 | Optical fiber and manufacturing method thereof | Yuichi Ohga, Masashi Onishi, Osamu Kasuu, Shuichiro Kato, Toru Adachi +1 more | 2009-02-03 |
| 7483614 | Optical fiber and optical device using the same | Tetsuya Nakanishi, Toshiaki Okuno | 2009-01-27 |
| 7376316 | Manufacturing method of optical fiber preform, manufacturing method of optical fiber, and optical fiber | Takashi Sasaki, Tomoyuki Yokokawa | 2008-05-20 |
| 7340137 | Optical fiber and optical module | Takemi Hasegawa | 2008-03-04 |
| 7317856 | Method of making optical fiber and optical fiber made by the method | Kazumasa Makihara, Tetsuya Nakanishi | 2008-01-08 |
| 7286740 | Optical fiber, optical transmission line, optical module and optical transmission system | Takashi Sasaki, Kazumasa Makihara, Tetsuya Haruna, Masashi Onishi | 2007-10-23 |
| 7233727 | Optical fiber and optical device using the same | Tetsuya Nakanishi, Toshiaki Okuno | 2007-06-19 |
| 7202994 | Wavelength converter | Toshiaki Okuno, Takatoshi Kato | 2007-04-10 |
| 7068901 | Optical fiber preform producing method, optical fiber production method, and optical fiber | Eiji Yanada, Tomoyuki Yokokawa, Takashi Sasaki | 2006-06-27 |
| 7062941 | Manufacturing method of optical fiber preform | Masashi Onishi, Eiji Yanada, Hideyuki Ijiri | 2006-06-20 |
| 7045737 | Glass-processing method and glass-processing apparatus for the method | Masashi Onishi, Tetsuya Nakanishi | 2006-05-16 |
| 7010203 | Optical fiber manufacturing method and optical fiber | Tomoyuki Yokokawa, Eiji Yanada | 2006-03-07 |
| 6997016 | Method and apparatus for manufacturing glass tube | Tomomi Moriya, Masashi Onishi, Kazuyuki SOHMA, Eiji Yanada, Tadashi Enomoto | 2006-02-14 |
| 6987917 | Optical fiber preform producing method, optical fiber preform, and optical fiber | Masashi Onishi, Hideyuki Ijiri | 2006-01-17 |