Inventor
CHEN EVAN N
US29 patents
Patents
29 patentsUS5157834AOct 27, 1992
Razor mechanism with slidable cartridge support
WARNER LAMBERT CO119 citations98
US5689883ANov 25, 1997
Shaving implement
WARNER LAMBERT CO117 citations97
US5182858AFeb 2, 1993
Razor mechanism
WARNER LAMBERT CO75 citations96
USD327550SJun 30, 1992
Razor handle
WARNER LAMBERT CO64 citations96
US5107590AApr 28, 1992
Razor handle
WARNER LAMBERT CO83 citations96
US5003694AApr 2, 1991
Flexible razor head
WARNER LAMBERT CO65 citations96
US4854043AAug 8, 1989
Flexible razor head
WARNER LAMBERT CO81 citations96
US4428116AJan 31, 1984
Support for releasably retaining a blade cartridge
WARNER LAMBERT CO72 citations96
US4146958AApr 3, 1979
Safety razor
WARNER LAMBERT CO106 citations94
US5044077ASep 3, 1991
Razor mechanism
WARNER LAMBERT CO47 citations93
US5377409AJan 3, 1995
One-push cleaning mechanism for flexible wet-shaving razor unit
WARNER LAMBERT CO37 citations92
US4976028ADec 11, 1990
Flexible razor head
WARNER LAMBERT CO46 citations92
US4285125AAug 25, 1981
Barber-type razor
WARNER LAMBERT CO20 citations82
US4078552AMar 14, 1978
Device for and method of making standard and reproducible skin punctures
WARNER LAMBERT CO25 citations82
US4205437AJun 3, 1980
Clean-out device for twin blade shaving unit
WARNER LAMBERT CO25 citations81
USD329105SSep 1, 1992
Flexible razor cartridge
WARNER LAMBERT CO6 citations74
US4554735ANov 26, 1985
One-piece disposable razor
WARNER LAMBERT CO15 citations74
US4555030ANov 26, 1985
Disposable razor rack
WARNER LAMBERT CO11 citations74
US4454653AJun 19, 1984
Barber-type razor
WARNER LAMBERT CO11 citations74
US4425705AJan 17, 1984
Razor with lever operated blade cover
WARNER LAMBERT CO15 citations74
US4294010AOct 13, 1981
Rotatable safety razor and blade cartridge therefor
WARNER LAMBERT CO12 citations74
USD255163SMay 27, 1980
Safety razor cartridge with clean-out device
WARNER LAMBERT CO7 citations74
USD253375SNov 6, 1979
Safety razor cartridge with clean-out mechanism
WARNER LAMBERT CO6 citations74
USD250775SJan 9, 1979
Razor blade cartridge
WARNER LAMBERT CO7 citations74
US4344227AAug 17, 1982
Clean-out mechanism for twin blade shaving unit
WARNER LAMBERT CO18 citations73
USD329922SSep 29, 1992
Flexible razor cartridge
WARNER LAMBERT CO2 citations63
USD327336SJun 23, 1992
Flexible razor cartridge
WARNER LAMBERT CO3 citations63
USD255161SMay 27, 1980
Safety razor cartridge with clean-out device
WARNER LAMBERT CO5 citations63
US4159567AJul 3, 1979
Shaving instrument
WARNER LAMBERT CO4 citations62