Inventor
YAMAGUCHI KOKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI KOKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTICS CORP
13 patentsUS8960144B2Feb 24, 2015
Variable valve mechanism of internal combustion engine
OTICS CORP8 citations81
US10221728B2Mar 5, 2019
Variable valve mechanism of internal combustion engine
OTICS CORP2 citations72
US10260381B2Apr 16, 2019
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations40
US10233790B2Mar 19, 2019
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations40
US9732641B2Aug 15, 2017
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations40
US9556762B2Jan 31, 2017
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations40
US9540969B2Jan 10, 2017
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations40
US10167749B2Jan 1, 2019
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations39
US10047647B2Aug 14, 2018
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations39
US10024199B2Jul 17, 2018
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations39
US9879577B2Jan 30, 2018
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations39
US9181826B2Nov 10, 2015
Variable valve mechanism of internal combustion engine
OTICS CORP0 citations39
US8051817B2Nov 8, 2011
Variable valve mechanism
OTICS CORP0 citations39