Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7496988 | Electric vacuum cleaner provided with a dust separation section for separating sucked dust and dust collecting section for collecting the dust | Ritsuo Takemoto, Masatoshi Tanaka, Hitoshi Suzuki, Kiyoshi Ebe, Yoshihiro Tsuchiya +4 more | 2009-03-03 |
| 7198656 | Vacuum cleaner | Ritsuo Takemoto, Masatoshi Tanaka, Hitoshi Suzuki, Kiyoshi Ebe, Yoshihiro Tsuchiya +5 more | 2007-04-03 |