Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825056 | Thin-film electromagnetic transducer | Toshihiko Ohta | 1989-04-25 |
| 4803350 | Non-contact reading type IC card with pre-enhancement function | Masayuki Shinozaki | 1989-02-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825056 | Thin-film electromagnetic transducer | Toshihiko Ohta | 1989-04-25 |
| 4803350 | Non-contact reading type IC card with pre-enhancement function | Masayuki Shinozaki | 1989-02-07 |