Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D612114 | Electric vacuum cleaner | — | 2010-03-16 |
| D543669 | Nozzle of electric vacuum cleaner | Noriyuki Mori | 2007-05-29 |
| D533696 | Electric vacuum cleaner | Sei Takahashi | 2006-12-12 |
| D533697 | Electric vacuum cleaner | Sei Takahashi, Toshihide Nagamine | 2006-12-12 |
| D530470 | Body of electric vacuum cleaner | Fumizo Kimoto, Sei Takahashi | 2006-10-17 |
| D530469 | Body of electric vacuum cleaner | — | 2006-10-17 |
| D510465 | Electric vacuum cleaner | Sei Takahashi, Kazuhiko Nakano | 2005-10-04 |
| D501965 | Electric vacuum cleaner | Sei Takahashi, Noriyuki Imanisi | 2005-02-15 |
| D462813 | Vacuum cleaner | Kazuhiko Nakano, Sei Takahashi | 2002-09-10 |
| D451252 | Electric vacuum cleaner | Kazuhiko Nakano, Hiroko Tsuchida | 2001-11-27 |
| D435945 | Vacuum cleaner | Kazuhiko Nakano, Tetsuro Wada, Masaharu Katayama | 2001-01-02 |
| D399619 | Vacuum cleaner | Kazuhiko Nakano | 1998-10-13 |