Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759676 | Multiply-complexed one-dimensional structure, multiply-twisted helix, multiply-looped ring structure and functional material | Ryuichi Ugajin, Shintaro Hirata | 2004-07-06 |
| 6682949 | Semiconductor laser and production method thereof | — | 2004-01-27 |