Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D300499 | Microwave oven | Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada | 1989-04-04 |
| D297698 | Microwave oven | Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada | 1988-09-20 |
| D297699 | Microwave oven | Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada | 1988-09-20 |
| D297700 | Microwave oven | Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada | 1988-09-20 |
| D289847 | Hot plate | Kenzo Okamoto, Fumihiko Kitada | 1987-05-19 |