Inventor
FERRARO FRANK A
42 patents
⚠️ This page may combine multiple inventors who share the name “FERRARO FRANK A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WARNER LAMBERT CO
39 patentsUS6026577AFeb 22, 2000
Disposable razor with removable razor head
WARNER LAMBERT CO135 citations99
US5369885ADec 6, 1994
Insert molded dynamic shaving system
WARNER LAMBERT CO168 citations99
US5953824ASep 21, 1999
Razors providing pivoting and swivelling razor head support
WARNER LAMBERT CO122 citations98
US5313706AMay 24, 1994
Razor head with variable shaving geometry
WARNER LAMBERT CO132 citations98
US5157834AOct 27, 1992
Razor mechanism with slidable cartridge support
WARNER LAMBERT CO119 citations98
US6584696B2Jul 1, 2003
Disposable razor with removable razor head
WARNER LAMBERT CO38 citations96
US5666729ASep 16, 1997
Suspended blade shaving system
WARNER LAMBERT CO84 citations96
US5333383AAug 2, 1994
Razor handle mechanism with convex-concave slidable cartridge support
WARNER LAMBERT CO101 citations96
USD327550SJun 30, 1992
Razor handle
WARNER LAMBERT CO64 citations96
US5107590AApr 28, 1992
Razor handle
WARNER LAMBERT CO83 citations96
US4774765AOct 4, 1988
Blade assembly featuring variable span
WARNER LAMBERT CO81 citations96
US4697342AOct 6, 1987
Cap for razor blade assembly adapted to receive an extra element
WARNER LAMBERT CO55 citations96
US4535537AAug 20, 1985
Disposable plastic razor
WARNER LAMBERT CO88 citations96
US4428116AJan 31, 1984
Support for releasably retaining a blade cartridge
WARNER LAMBERT CO72 citations96
US4272885AJun 16, 1981
Shaving cartridge
WARNER LAMBERT CO72 citations96
US5313705AMay 24, 1994
Segmented guard bar with improved skin flow control
WARNER LAMBERT CO68 citations95
US6393706B1May 28, 2002
Disposable razor with removable razor head
WARNER LAMBERT CO16 citations93
US6317990B1Nov 20, 2001
Disposable razor with removable razor head
WARNER LAMBERT CO25 citations93
US5475923ADec 19, 1995
Segmented guard bar
WARNER LAMBERT CO42 citations93
US5301425AApr 12, 1994
Rotary powered dynamic shaving system with shaving aid
WARNER LAMBERT CO30 citations93
US5044077ASep 3, 1991
Razor mechanism
WARNER LAMBERT CO47 citations93
USD307334SApr 17, 1990
Disposable razor
WARNER LAMBERT CO36 citations93
US4709477ADec 1, 1987
Blade assembly featuring variable span
WARNER LAMBERT CO35 citations93
US4683096AJul 28, 1987
Method of securing a shaving aid to a razor cartridge
WARNER LAMBERT CO44 citations93
US3964159AJun 22, 1976
Adjustable safety razor
WARNER LAMBERT CO44 citations93
US4692986ASep 15, 1987
Razor cartridge with shaving aid
WARNER LAMBERT CO35 citations92
US4285125AAug 25, 1981
Barber-type razor
WARNER LAMBERT CO20 citations82
US4213240AJul 22, 1980
Ladies' razor system
WARNER LAMBERT CO28 citations81
US4205437AJun 3, 1980
Clean-out device for twin blade shaving unit
WARNER LAMBERT CO25 citations81
US5276967AJan 11, 1994
Flexible razor unit employing corrugated spacer
WARNER LAMBERT CO8 citations74
USD307333SApr 17, 1990
Disposable razor
WARNER LAMBERT CO7 citations74
US4693003ASep 15, 1987
Pivotable razor cartridge with circular cam
WARNER LAMBERT CO8 citations74
US4294010AOct 13, 1981
Rotatable safety razor and blade cartridge therefor
WARNER LAMBERT CO12 citations74
US4546544AOct 15, 1985
One-piece disposable razor with blade protector latched releasably to razor
WARNER LAMBERT CO14 citations73
US4344227AAug 17, 1982
Clean-out mechanism for twin blade shaving unit
WARNER LAMBERT CO18 citations73
US3934339AJan 27, 1976
Razor blade cartridge
WARNER LAMBERT CO18 citations70
US5329700AJul 19, 1994
Flexible razor unit employing embossed blades
WARNER LAMBERT CO6 citations63
USD329922SSep 29, 1992
Flexible razor cartridge
WARNER LAMBERT CO2 citations63
US3952413AApr 27, 1976
Shaving unit for safety razor
WARNER LAMBERT CO0 citations42