Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4299556 | Timer circuit arrangement in digital combustion control system | Motoshi Miyanaka, Toshio Tanaka | 1981-11-10 |
| 4192641 | Combustion control apparatus | Sumio Nakagawa, Toshio Tanaka | 1980-03-11 |