Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7311742 | Vacuum cleaner | Hiroshi Mori, Toru Odachi, Tetsuo Imai | 2007-12-25 |
| 6678916 | Vacuum cleaner hose unit having a hose fitting with a coupling protrusion | Kiyoshi Hashizume, Koichi Ito | 2004-01-20 |
| 6588051 | Electric vacuum cleaner having a structure for facilitating the manufacturability thereof | Kiyoshi Hashizume, Koichi Ito | 2003-07-08 |
| 6574827 | Electric vacuum cleaner having increased stability and resistance against inadvertant falling over of the vacuum cleaner | Kiyoshi Hashizume, Koichi Ito | 2003-06-10 |
| 5634600 | Refuse processing machine | Tadashi Kubota, Motomichi Mishima, Yukio Hayashida, Hisao Tsunaga, Hideaki Sakatani +8 more | 1997-06-03 |