Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6618447 | Multiple signal processing unit for utility wiring by receiver/LAN and utility wiring system by receiver/LAN | Tetsuo Kawashima, Kensaku Naito | 2003-09-09 |
| 5445698 | Method of fabricating an internal composite layer composed of an electrically insulating substrate with a copper layer formed thereon and a film of a coupling agent covering the copper layer for a multilayer circuit board | Hidekazu Takano, Tokio Yoshimitsu, Akinori Hibino, Yoshihide Sawa, Motoyuki Toki +2 more | 1995-08-29 |
| 5194333 | Packing material for reversed phase chromatography and process for its preparation | Katsuo Komiya, Hiroyuki Moriyama | 1993-03-16 |