Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6700655 | Optical fiber characteristic measuring device | Haruyoshi Uchiyama | 2004-03-02 |
| 6614511 | Light wavelength dispersion measuring apparatus and light wavelength dispersion measuring method | Takao Minami | 2003-09-02 |
| 6570649 | Optical fiber characteristics measuring device and optical fiber characteristics measuring method | — | 2003-05-27 |
| 6215569 | E/O switch controlling apparatus and method for controlling E/O switch | — | 2001-04-10 |