Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4942640 | Automatic electric vacuum cleaner with temporary manual override | Nobuhiro Hayashi, Seiji Yamaguchi, Hidetoshi Imai | 1990-07-24 |
| 4792345 | Control circuit for an air cleaner | Shuji Abe, Nobuhiro Hayashi, Katsunory Zaizen, Seiichi Ueno | 1988-12-20 |
| 4762057 | Automatic bread producing machine | Hiromi Hirota, Hirofumi Nakakura, Haruo Ishikawa, Hajime Oyabu, Akihisa Nakano | 1988-08-09 |