Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6621977 | Optical fiber | Kenji Matsumoto, Kengo Imamura | 2003-09-16 |
| 6606439 | Light-illuminating rods | Yukio Nojiri, Kanji MATSUMOTO | 2003-08-12 |
| 6563993 | Light fiber and a method for producing the same | Kengo Imamura, Kenji Matsumoto, Atsushi Udagawa | 2003-05-13 |
| 6519401 | Light fibers and methods for producing the same | Kengo Imamura, Kenji Matsumoto, Atsushi Udagawa | 2003-02-11 |