Kamishima Hirofumi

AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%

AC Aisin Takaoka Co.: 1 patents #59 of 172Top 35%

TO Toyota: 1 patents #15,335 of 26,838Top 60%

Overall (All Time): #3,285,627 of 4,157,543Top 80%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7699590	Oil pump and automatic transmission including the same	Akira Matsuo, Akihito Hongoya, Mikio Iwase, Yoshinori Shibayama, Makoto Kaneso +3 more	2010-04-20