Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D422837 | Cooking roaster | Masanori Hamada | 2000-04-18 |
| D398094 | Electric vacuum cleaner | Takashi Sato | 1998-09-08 |
| D398095 | Electric vacuum cleaner | Takashi Sato, Naoki Hatakenaka | 1998-09-08 |
| D391701 | Electric vacuum cleaner | Takashi Sato, Kazuhiro Fujita | 1998-03-03 |
| D341531 | Electric screwdriver | Katsumi Nagano | 1993-11-23 |
| D336637 | Computer | Tetsuji Abe, Benito Mishiro | 1993-06-22 |
| D303660 | Scanner for a computer | Sakae Nakamoto | 1989-09-26 |