Inventor
KUWAHARA MAMORU
JP11 patents
⚠️ This page may combine multiple inventors who share the name “KUWAHARA MAMORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA JIDOSHOKKI KK
8 patentsUS7255541B2Aug 14, 2007
Fluid pump
TOYOTA JIDOSHOKKI KK23 citations92
US6971859B2Dec 6, 2005
Diaphragm unit
TOYOTA JIDOSHOKKI KK17 citations83
US7140846B2Nov 28, 2006
Vacuum pump having main and sub pumps
TOYOTA JIDOSHOKKI KK16 citations82
US7108492B2Sep 19, 2006
Roots pump
TOYOTA JIDOSHOKKI KK8 citations71
US6659746B2Dec 9, 2003
Shaft seal structure of vacuum pumps
TOYOTA JIDOSHOKKI KK3 citations62
US8826941B2Sep 9, 2014
Port closing device for compressor
TOYOTA JIDOSHOKKI KK3 citations61
US7364414B2Apr 29, 2008
Fluid pump system
TOYOTA JIDOSHOKKI KK0 citations51
US7651324B2Jan 26, 2010
Diaphragm pump
TOYOTA JIDOSHOKKI KK0 citations39