Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874939 | Method and apparatus for detecting position/variance of input light using linear and quadratic outputs | Yasuji Yoneda, Shinichi Imaoka, Yasuhide Nakai, Akimitsu Nakaue, Yoshihiko Onishi +7 more | 1989-10-17 |
| 4823082 | Signal processing method for an electromagnetic induction test | Shoji Nasu, Hiroaki Yasukuni, Masayoshi Iwasaki | 1989-04-18 |