YI

Yukiji Iwase

HI Hitachi: 16 patents #2,438 of 28,497Top 9%
HS Hitachi Home And Life Solutions: 2 patents #2 of 36Top 6%
HC Hitachi Techno Engineering Co.: 2 patents #11 of 111Top 10%
📍 Ushiku, JP: #17 of 241 inventorsTop 8%
Overall (All Time): #259,550 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
7276099 Electric vacuum cleaner Shoji Hayashi, Yasuyuki Hiruta, Kyouichi Kanno, Susumu Sato, Naofumi Kitagawa +4 more 2007-10-02
7207083 Electric vacuum cleaner Shoji Hayashi, Yasuyuki Hiruta, Kyouichi Kanno, Susumu Sato, Naofumi Kitagawa +4 more 2007-04-24
6749397 Fluidal machine Yoshiharu Ueyama, Michiyuki Takagi, Yasushi Takano, Michiaki Ida, Sadashi Tanaka +2 more 2004-06-15
6568904 Fluidal machine Yoshiharu Ueyama, Michiyuki Takagi, Yasushi Takano, Michiaki Ida, Sadashi Tanaka +2 more 2003-05-27
6371724 Centrifugal fluid machine Yoshihiro Nagaoka, Sadashi Tanaka, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more 2002-04-16
6364607 Centrifugal fluid machine Yoshihiro Nagaoka, Sadashi Tanaka, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more 2002-04-02
6312222 Centrifugal fluid machine Yoshihiro Nagaoka, Sadashi Tanaka, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more 2001-11-06
6290460 Centrifugal fluid machine Yoshihiro Nagaoka, Sadashi Tanaka, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more 2001-09-18
6282749 Vacuum cleaner and suction nozzle body thereof cross reference to related application Taiji Tajima, Shigesaburou Komatsu, Shigenori Satou, Toshiya Shinozaki, Masao Sunagawa +2 more 2001-09-04
6212732 Vacuum cleaner and suction nozzle body therefor Taiji Tajima, Shigesaburou Komatsu, Shigenori Satou, Toshiya Shinozaki, Masao Sunagawa +2 more 2001-04-10
6139266 Centrifugal fluid machine Yoshihiro Nagaoka, Sadashi Tanaka, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more 2000-10-31
5971705 Centrifugal fluid machine Yoshihiro Nagaoka, Sadashi Tanaka, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more 1999-10-26
5857834 Centrifugal fluid machine Yoshihiro Nagaoka, Sadashi Tanaka, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more 1999-01-12
5689572 Method of actively controlling noise, and apparatus thereof Katsuo Ohki, Shinichi Shimode, Osamu Sekiguchi, Masanori Watanabe, Takahiro Daikoku +2 more 1997-11-18
5595473 Centrifugal fluid machine Yoshihiro Nagaoka, Sadashi Tanaka, Michiaki Ida, Hirotoshi Ishimaru, Saburo Iwasaki +2 more 1997-01-21
5427102 Active noise cancellation apparatus in MRI apparatus Shin'ichi Shimode, Hiroshi Inouye, Norihide Saho, Shinya Okabe, Masayuki Otsuka +3 more 1995-06-27
5365633 Vacuum cleaner Masao Sunagawa, Shigenori Sato 1994-11-22
5110266 Electric blower having improved return passage for discharged air flow Hisanori Toyoshima, Fumio Jyoraku, Yoshitaro Ishii, Shigenori Sato 1992-05-05