Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11317775 | Dust-collecting device and vacuum cleaner | Nobuhide Okitsu, Akiyoshi Tanaka, Kiyoshi Ebe, Mai Oikawa, Satoshi Ohshita | 2022-05-03 |
| 11311164 | Electrical equipment using battery as power supply and vacuum cleaner | Yukio Machida, Yusuke Abe, Naoko Shinagawa, Takayoshi Shimizu | 2022-04-26 |