Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7376361 | Optical transmission system and dispersion compensator | Kazuo Yamane, Yumiko Kawasaki, Satoru Okano | 2008-05-20 |
| 7263296 | Optical transmission system using in-line amplifiers | Kazuo Yamane, Yumiko Kawasaki, Satoru Okano | 2007-08-28 |
| 7116913 | Optical transmission system and dispersion compensator | Kazuo Yamane, Yumiko Kawasaki, Satoru Okano | 2006-10-03 |
| 7116918 | Optical transmission system using in-line amplifiers | Kazuo Yamane, Yumiko Kawasaki, Satoru Okano | 2006-10-03 |
| 6823141 | Optical transmission system and dispersion compensator | Kazuo Yamane, Yumiko Kawasaki, Satoru Okano | 2004-11-23 |
| 6570691 | Optical transmission system using in-line amplifiers | Kazuo Yamane, Yumiko Kawasaki, Satoru Okano | 2003-05-27 |
| 5877881 | Optical transmission system | Kazuo Yamane, Yumiko Kawasaki, Satoru Okano | 1999-03-02 |
| 4875087 | Integrated circuit device having strip line structure therein | Hiroshi Nishimoto, Tadashi Okiyama, Hiroo Kitasagami, Masahiro Sugimoto, Haruo Tamada +1 more | 1989-10-17 |
| 4827327 | Integrated circuit device having stacked conductive layers connecting circuit elements therethrough | Hiroshi Nishimoto, Tadashi Okiyama, Hiroo Kitasagami, Masahiro Sugimoto, Haruo Tamada +1 more | 1989-05-02 |
| 4725878 | Semiconductor device | Hiroshi Nishimoto, Tadashi Okiyama, Hiroo Kitasagami, Masahiro Sugimoto, Haruo Tamada +1 more | 1988-02-16 |