Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884095 | Apparatus for writing a data onto photosensitive film | Kenji Yamanouchi, Yutaka Teraoka, Makoto Ikeda, Masao Nakamura | 1989-11-28 |
| 4817420 | Method and device for examination of a joint of a ultrasonic joint inspection device and method | Takashi Kawaguchi, Yoshiaki Fujita | 1989-04-04 |
| 4806965 | Apparatus for writing data onto photosensitive film | Kenji Yamanouchi, Yutaka Teraoka, Makoto Ikeda, Masao Nakamura | 1989-02-21 |