Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7907285 | Scattered light measuring device | Takashi Matsumura | 2011-03-15 |
| 7397544 | Distortion measuring device, method, program, and recording medium | — | 2008-07-08 |
| 7020360 | Wavelength dispersion probing system | Hiroaki Satomura, Shinya Fujita, Katsuhiko Watanabe | 2006-03-28 |
| 5973572 | Phase lock loop circuit with variable loop gain | — | 1999-10-26 |