YH

Yoshitake Hisada

AC Advics Co.: 6 patents #98 of 686Top 15%
DE Denso: 1 patents #6,940 of 11,792Top 60%
Overall (All Time): #844,125 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9663084 Rotating pumping apparatus with seal mechanism Junichi Maeda, Toshiya Hayashi, Shinya Mitani 2017-05-30
9638328 Rotating pumping apparatus with seal mechanism Takeshi Fuchida 2017-05-02
9316317 Sealing apparatus Kei Okamura 2016-04-19
9187072 Shaft sealing apparatus, pump apparatus and brake hydraulic pressure control device using same 2015-11-17
8814170 Annular seal member Kei Okamura, Junichi Fukuda 2014-08-26
7247005 Oil seal arrangement Takeshi Fuchida 2007-07-24