Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6486235 | Composition of epoxy resin, curing agent, phosphate of resorcinol, Al (OH) | Nawalage Cooray, Koji Tsukamoto | 2002-11-26 |
| 6338975 | Optical circuit device, its manufacturing process and a multilayer optical circuit using said optical circuit device | Tetsuzo Yoshimura, Satoshi Tatsuura, Wataru Sotoyama, Yasuhiro Yoneda, Katsusada Motoyoshi +1 more | 2002-01-15 |