YK

Yojiro Koiwa

Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
YC Yamada Manufacturing Co.: 1 patents #83 of 164Top 55%
Overall (All Time): #841,371 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10107230 Cover member of internal combustion engine 2018-10-23
8876641 Chain tensioner device Shinji Yamada, Masao Seki, Tomohiro Wakabayashi 2014-11-04
8771118 Chain tensioner device Naoko Muguruma, Shinji Yamada, Yuji Matsumochi, Yuuji Fujimoto 2014-07-08
8714124 Cover structure for internal combustion engine 2014-05-06
8137225 Chain tensioner device Naoko Muguruma, Shinji Yamada, Yuji Matsumochi, Yuuji Fujimoto 2012-03-20
7845920 Oil pump Takashi Kondo, Kazuhiko Iso, Yasunori Ono, Atsushi Yanagisawa, Atsushi Kaneko 2010-12-07