Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7573921 | Laser light source | Junji Yumoto, Osamu Tadanaga, Masaki Asobe, Hiroyuki Suzuki, Kaoru Yoshino +5 more | 2009-08-11 |
| 7391795 | Laser light source | Junji Yumoto, Osamu Tadanaga, Masaki Asobe, Hiroyuki Suzuki, Kaoru Yoshino +5 more | 2008-06-24 |
| 7110652 | Optical waveguide and method of manufacture | Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Tadayuki Imai, Shogo Yagi +3 more | 2006-09-19 |
| 6996321 | Optical waveguide and method of manufacture | Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Tadayuki Imai, Shogo Yagi +3 more | 2006-02-07 |
| 6795232 | Wavelength converter | Kazuo Fujiura, Shogo Yagi, Tadayuki Imai, Koji Enbutsu, Masahiro Sasaura +3 more | 2004-09-21 |
| 6792189 | Optical waveguide and method of manufacture | Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Tadayuki Imai, Shogo Yagi +3 more | 2004-09-14 |