Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D306389 | Cotton candy machine | Shoei Wakishima | 1990-03-06 |
| D299525 | Kerosene heater | Kazuyoshi Irisawa | 1989-01-24 |
| D299526 | Kerosene heater | Takeo Yajima | 1989-01-24 |
| D280508 | Facsimile | Toshio Tanaka | 1985-09-10 |