NK

Naganori Koshimizu

TO Tokico: 12 patents #11 of 359Top 4%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
HS Hitachi Automotive Systems: 6 patents #275 of 1,636Top 20%
KS Kabushiki Kaisha Hitachi Seisakusho: 3 patents #3 of 55Top 6%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Overall (All Time): #131,143 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
4411476 Hydraulic pressure control valve 1983-10-25
4356694 Master cylinder having a fluid pressure control valve mechanism Koichi Shiiya 1982-11-02
4331364 Hydraulic pressure control valve Masami Aono 1982-05-25
4270354 Master cylinder 1981-06-02