Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836354 | Method for producing optical waveguides, optical waveguides and frequency converting devices | Kenji Kato, Yoshimasa Kondo, Makoto Oomori | 2004-12-28 |
| 6807210 | Systems and a method for generating blue laser beam | Makoto Iwai, Minoru Imaeda | 2004-10-19 |