Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810160 | Optical wiring substrate, method of manufacturing optical wiring substrate and multilayer optical wiring | Akio Sugama, Masayuki Kato, Shinya Sasaki, Tsuyoshi Aoki | 2004-10-26 |
| 6806990 | Optical device and method for producing optical device | Hiroki Yoshikawa, Shigeru Konishi, Toru Shirasaki | 2004-10-19 |