JO

Junpei Ogawa

Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
NC Nippon Piston Ring Co.: 2 patents #59 of 208Top 30%
Overall (All Time): #1,470,299 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10344860 Highly heat conductive piston ring for internal combustion engine Tsugane Hirase, Hiromichi Yokokawa, Kazuhiro Fujimura, Takaaki Kondo, Tomonori Miyazawa +2 more 2019-07-09
8592050 Piston ring Takaaki Kondou, Tomonori Miyazawa, Toyoki Iguchi, Takuma Suzuki, Takeshi Makita +2 more 2013-11-26
7500417 High-strength connecting rod and method of producing same Tomonori Miyazawa, Yoshio Okada, Jun Ikeuchi, Masashi Yamaguchi 2009-03-10