Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885708 | Apparatus and method for measuring frequency response function | Toshiharu Kasahara, Hiromi Kosawa | 1989-12-05 |
| 4883708 | Metal foil covered laminate | Kenichi Kariya, Masayuki Noda, Katsuji Takahashi | 1989-11-28 |