NK

Norikazu Kumasaka

HS Hitachi Automotive Systems Steering: 2 patents #17 of 48Top 40%
Overall (All Time): #1,943,987 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9863417 Variable displacement vane pump Masaaki Iijima, Yukio Uchida, Satoshi Muramatsu 2018-01-09
9828991 Variable displacement vane pump Satoshi Muramatsu, Yutaka Ogiwara, Masaaki Aoki, Yoshiaki Kido 2017-11-28