Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359752 | Magneto-fluidic recording apparatus | Masami Nakagawa, Wataru Shimotsuma, Yoichi Sekine | 1982-11-16 |
| 4349606 | Conductive device using conductive polymer compositions | Wataru Shimotsuma | 1982-09-14 |
| 4315267 | Method of magnetofluidic recording | Nobuo Sonoda, Wataru Shimotsuma, Yoichi Sekine | 1982-02-09 |