Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433865 | Apparatus and method for measuring optical characteristics and recording medium | Eiji Kimura, Motoki Imamura, Satoru Nagumo | 2002-08-13 |
| 6377373 | Optical transmission system | Koji Goto | 2002-04-23 |