Assignee
SEMPERIT AG
36 patents
Top patents by PatentIndex Score
US4266263AMay 5, 1981
Force measuring capacitor
SEMPERIT AG143 citations92
US4370697AJan 25, 1983
Capacitor for measuring forces
SEMPERIT AG110 citations91
US5350001ASep 27, 1994
Tire having a tread surface with fine cut-outs at the tire tread surface
SEMPERIT AG83 citations90
US4264208AApr 28, 1981
Method and apparatus for measuring the surface of an object
SEMPERIT AG59 citations89
US4739811AApr 26, 1988
Pneumatic vehicle tire with radial ply carcass and tread member composed of a base layer situated closer to the tire axis and a cap layer arranged on top thereof
SEMPERIT AG36 citations87
US4580608AApr 8, 1986
Pneumatic vehicle tire with radial ply carcass and tread member composed of a base layer closer to the tire axis and a cap layer arranged on top thereof
SEMPERIT AG34 citations87
US3933565AJan 20, 1976
Method and apparatus for butt connection of plies formed of plastic deformable material, especially rubberized steel cord plies
SEMPERIT AG34 citations87
US4329981AMay 18, 1982
Foot massage mat
SEMPERIT AG72 citations86
US4099614AJul 11, 1978
Package for a sterilized pair of gloves and method of forming the same
SEMPERIT AG35 citations86
US4464796AAug 14, 1984
Glove formed of rubber or plastics material and mold for fabricating the same
SEMPERIT AG40 citations83
US5961913AOct 5, 1999
Device and process for vulcanizing tires
SEMPERIT AG19 citations80
US4262720AApr 21, 1981
Tread for a pneumatic tire
SEMPERIT AG14 citations73
US4032275AJun 28, 1977
Device for the continuous production of a strand of foamed material
SEMPERIT AG22 citations73
US5115001AMay 19, 1992
Vulcanizable rubber mixture, vulcanized rubber material and method of producing rubber articles from the vulcanizable rubber mixture
SEMPERIT AG7 citations71
US4151620AMay 1, 1979
Windshield and structures formed therefrom
SEMPERIT AG20 citations69
US4029138AJun 14, 1977
Tire blank for a vehicle tire with tire bead ply means and improved vehicle tire formed therefrom
SEMPERIT AG7 citations69
US4026753AMay 31, 1977
Apparatus for butt connection of plies formed of plastic deformable material, especially rubberized steel cord plies
SEMPERIT AG8 citations68
US4014969AMar 29, 1977
Method of making a molded article with oriented fiber reinforcements
SEMPERIT AG12 citations67
US3945420AMar 23, 1976
Molded article formed of fiber reinforced material
SEMPERIT AG15 citations67
US4030393AJun 21, 1977
Apparatus for cutting conveyed materials
SEMPERIT AG8 citations66
US4007556AFeb 15, 1977
Foam body and process for the production thereof
SEMPERIT AG16 citations66
US3948591AApr 6, 1976
Apparatus for the bellowless vulcanization of tire blanks
SEMPERIT AG18 citations66
US4773624ASep 27, 1988
Method of using a material based on a caoutchouc-type mixture for producing hard rubber in order to fabricate engine components, and engine components manufactured from such material
SEMPERIT AG11 citations65
US4372488AFeb 8, 1983
Level crossing for railroads and method of fabricating the same
SEMPERIT AG12 citations63
US4181483AJan 1, 1980
Apparatus for the bellowless vulcanization of tire blanks
SEMPERIT AG9 citations62
US3973749AAug 10, 1976
Hollow formwork elements for producing concrete structures
SEMPERIT AG16 citations62
US4376667AMar 15, 1983
Method of increasing the wear resistance of an elastomeric body
SEMPERIT AG4 citations60
USD262156SDec 8, 1981
Walking-aid for plaster-of-paris cast
SEMPERIT AG15 citations60
US4745958AMay 24, 1988
Tire-rim vehicle wheel assembly
SEMPERIT AG2 citations58
USD278607SApr 30, 1985
Road reflector or similar article
SEMPERIT AG4 citations57
USD263694SApr 6, 1982
Tire
SEMPERIT AG3 citations57
US4789697ADec 6, 1988
Material based on a caoutchouc-type mixture for producing hard rubber, method of using such material for producing engine components, and engine components manufactured from such material
SEMPERIT AG5 citations54
US4513046AApr 23, 1985
Antistatic support
SEMPERIT AG3 citations49
US4051292ASep 27, 1977
Pneumatic tire blanks and process
SEMPERIT AG1 citations47
US4159689AJul 3, 1979
Windsurfer
SEMPERIT AG6 citations46
US4274441AJun 23, 1981
Connection coupling connectable under pressure
SEMPERIT AG2 citations44