Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5032820 | Two-wire television interphone system | Yoshihiro Tanikawa, Yoshikazu Minakuchi, Yoshiaki Ueno, Masahiko Amano, Kazuhito Kayanoki | 1991-07-16 |
| 4672206 | Passive infrared detector | Mikio Kondo, Makoto Morimoto, Kazuhito Kayanoki | 1987-06-09 |