Inventor
NAKAJIMA SHIRO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “NAKAJIMA SHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
11 patentsUS5908047AJun 1, 1999
Three-way valve and exhaust gas purifier using the same
SUMITOMO ELECTRIC INDUSTRIES61 citations94
US5343733ASep 6, 1994
Abrasion testing method
SUMITOMO ELECTRIC INDUSTRIES22 citations92
US6029444AFeb 29, 2000
Three-way valve and exhaust gas purifier using the same
SUMITOMO ELECTRIC INDUSTRIES18 citations91
US5782941AJul 21, 1998
Particulate trap for diesel engine
SUMITOMO ELECTRIC INDUSTRIES18 citations82
US5687818ANov 18, 1997
Vibration damper for use in disk brake
SUMITOMO ELECTRIC INDUSTRIES17 citations81
US6125974AOct 3, 2000
Vibration damper for vehicle brakes
SUMITOMO ELECTRIC INDUSTRIES15 citations73
US6102976AAug 15, 2000
Exhaust gas purifier
SUMITOMO ELECTRIC INDUSTRIES12 citations73
US5860494AJan 19, 1999
Vibration damper for use in disk brake
SUMITOMO ELECTRIC INDUSTRIES12 citations73
US5938802AAug 17, 1999
Exhaust gas purifier
SUMITOMO ELECTRIC INDUSTRIES10 citations71
US4574923AMar 11, 1986
Floating disk brake
SUMITOMO ELECTRIC INDUSTRIES8 citations66
US4548301AOct 22, 1985
Negative acting disc brake
SUMITOMO ELECTRIC INDUSTRIES10 citations66