HI

Hiroyuki Ishihama

SH Showa: 3 patents #75 of 337Top 25%
Overall (All Time): #1,510,395 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9429123 Vane pump Yoshiyuki Inose 2016-08-30
9062550 Vane pump Toshio Nishikawa, Naoya Taga 2015-06-23
9062674 Vane pump including outer side plate defining high and low pressure notch grooves of differing lengths adjacent the high and low discharge ports for improved noise performance Naoya Taga, Toshio Nishikawa 2015-06-23