Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6282749 | Vacuum cleaner and suction nozzle body thereof cross reference to related application | Taiji Tajima, Shigesaburou Komatsu, Shigenori Satou, Toshiya Shinozaki, Yukiji Iwase +2 more | 2001-09-04 |
| 6212732 | Vacuum cleaner and suction nozzle body therefor | Taiji Tajima, Shigesaburou Komatsu, Shigenori Satou, Toshiya Shinozaki, Yukiji Iwase +2 more | 2001-04-10 |
| 5365633 | Vacuum cleaner | Yukiji Iwase, Shigenori Sato | 1994-11-22 |
| 5216778 | Vacuum cleaner | Naruhiko Suzuki, Akira Iwao, Yoshitaro Ishii, Yasuyuki Hiruta | 1993-06-08 |
| 5159738 | Vacuum cleaner having silencer mechanism | Akira Iwao | 1992-11-03 |
| 5131114 | Vacuum cleaner | Kouiti Sagawa | 1992-07-21 |
| 5003663 | Upright-type electric vacuum cleaner | Kazuhiro Kubota, Yoshitaro Ishii, Susumu Satoh | 1991-04-02 |
| D312901 | Electric vacuum cleaner | Tomoyuki Miyata, Kohichi Hasegawa, Akira Iwao, Naruhiko Suzuki | 1990-12-11 |
| 4955105 | Vacuum cleaner | Fumio Jyoraku, Yoshitaro Ishii, Susumu Satoo | 1990-09-11 |
| 4905341 | Upright-type electric vacuum cleaner | Kazuhiro Kubota, Yoshitaro Ishii, Susumu Satoh | 1990-03-06 |
| 4893376 | Upright-type electric vacuum cleaner | Kazuhiro Kubota, Yoshitaro Ishii, Susumu Satoh | 1990-01-16 |
| D302878 | Electric vacuum cleaner | Shigetaka Kimura, Kohichi Hasegawa, Yoshitaro Ishii, Fumio Jyoraku | 1989-08-15 |
| 4809394 | Vacuum cleaner having a blower facility structure | Hisao Suka, Akira Iwao, Kazuhiro Kubota, Yoshitaro Ishii | 1989-03-07 |
| D293728 | Vacuum cleaner | Yoshikuni Ohhira, Kouichi Hasegawa, Tomoyuki Miyata | 1988-01-12 |
| 4446594 | Upright type electric cleaner | Syuji Watanabe, Yoshitaro Ishii | 1984-05-08 |