Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641964 | Infrared human body detector | — | 1997-06-24 |
| 4437002 | Pyroelectric infrared sensor | Shigeki Edano, Masanori Akiyama | 1984-03-13 |
| 4368400 | Piezoelectric ultrasonic transducer mounted in a housing | Masanori Akiyama, Osamu Kinoshita | 1983-01-11 |