AO

Akemi Ookawa

Aisin Seiki Kabushiki Kaisha: 6 patents #584 of 3,782Top 20%
Overall (All Time): #886,418 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5917263 Switched reluctance motor Masafumi Sakuma 1999-06-29
5909071 Switched reluctance motor Masafumi Sakuma 1999-06-01
5796226 Energization control system for switched reluctance motor Chiaki Umemura 1998-08-18
5747912 Switched reluctance motor Masafumi Sakuma, Takahiro Myouga 1998-05-05
5589752 Controller for switched reluctance motor Shinichiro Iwasaki, Masanori Sugiyama, Chiaki Umemura, Hisayoshi Takahashi 1996-12-31
5532567 Controller for switched reluctance motor Shinichiro Iwasaki, Masanori Sugiyama, Chiaki Umemura, Hisayoshi Takahashi 1996-07-02