Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10154767 | Electric vacuum cleaner | Masatoshi Tanaka, Atsushi Morishita, Hiromitsu Murata, Yukio Machida | 2018-12-18 |
| 10143348 | Electric vacuum cleaning apparatus | Yukio Machida, Masatoshi Tanaka, Hiromitsu Murata | 2018-12-04 |
| 10022029 | Electric vacuum cleaner | Yukio Machida, Masatoshi Tanaka, Atsushi Morishita, Yuji Ohtsuka, Hiromitsu Murata | 2018-07-17 |
| 9931012 | Vacuum cleaner | Masatoshi Tanaka, Atsushi Morishita, Yukio Machida, Hiromitsu Murata | 2018-04-03 |
| 9907447 | Electric vacuum cleaner | Masatoshi Tanaka, Yukio Machida, Atsushi Morishita, Yuji Ohtsuka, Hiromitsu Murata | 2018-03-06 |