Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33113 | Pressure sensitive recording paper | Masataka Kiritani, Hiroharu Matsukawa | 1989-11-14 |
| 4646221 | Control circuit for inverter | Yoshihiro Sekino, Nobuhiro Hotaka | 1987-02-24 |
| 4638135 | Induction heat cooking apparatus | — | 1987-01-20 |
| 4539453 | Control circuit for a microwave oven | Koichi Miyazaki | 1985-09-03 |
| 4524258 | Back-up control circuit for controlling a magnetron of a microwave oven | — | 1985-06-18 |