Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866396 | Temperature stabilized RF detector | — | 1989-09-12 |
| 4850006 | Booster and charger unit used for hand-held portable telephone and having overheat protection circuit | Yutaka Sasaki | 1989-07-18 |
| 4820995 | Temperature stabilized RF detector | — | 1989-04-11 |
| 4810101 | Noise detection by sampling digital baseband signal at eye openings | Kouzou Kage | 1989-03-07 |