Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D446363 | Electric vacuum cleaner | Takashi Sato | 2001-08-07 |
| D427301 | Air cleaner | Takashi Sato | 2000-06-27 |
| D341515 | Automatic bread maker | Masanori Hamada, Masakatsu Maeda, Kumiko Ito | 1993-11-23 |