AN

Atsushi Naganuma

HS Hitachi Automotive Systems: 11 patents #120 of 1,636Top 8%
HA Hitachi Astemo: 2 patents #393 of 1,276Top 35%
Overall (All Time): #367,549 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11905948 Variable displacement oil pump including swing member Koji Saga, Yasushi Watanabe, Hideaki Ohnishi 2024-02-20
11215178 Variable capacity pump and working oil supply system for internal combustion engine Yasushi Watanabe, Koji Saga, Hideaki Ohnishi 2022-01-04
10947972 Variable displacement-type oil pump Hideaki Ohnishi 2021-03-16
10947973 Variable capacity oil pump Hideaki Ohnishi 2021-03-16
10941681 Oil pump and balancer unit of oil pump integrated type Daisuke Kato, Yasushi Watanabe, Hideaki Ohnishi 2021-03-09
10677245 Variable displacement pump 2020-06-09
10006457 Variable displacement pump Yasushi Watanabe 2018-06-26
9903367 Variable displacement oil pump Yasushi Watanabe, Hideaki Ohnishi, Koji Saga 2018-02-27
9670925 Variable displacement pump Yasushi Watanabe 2017-06-06
RE46294 Variable displacement pump Yasushi Watanabe, Hideaki Ohnishi 2017-01-31
9133842 Variable displacement pump Yasushi Watanabe, Hideaki Ohnishi 2015-09-15
8684702 Variable displacement pump Yasushi Watanabe, Hideaki Ohnishi 2014-04-01
8545200 Variable displacement oil pump Yasushi Watanabe, Hideaki Ohnishi 2013-10-01