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MATHER SEAL CO

Overview
  • Total Patents
    29
About

MATHER SEAL CO has a total of 29 patent applications. Its first patent ever was published in 1987. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, mechanical elements and engines, pumps and turbines are POLYSYSTEM MACHINERY MFG, FARRELL PATENT CO and PETAINER BV.

Patent filings per year

Chart showing MATHER SEAL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Duncan Eugene A 5
#2 Hatch Frederick R 4
#3 Jay Richard D 4
#4 Wilson David 3
#5 Migda Mark M 3
#6 Riley William M 3
#7 Savoia Michael A 3
#8 Straub Carole L 3
#9 Ruff Donald N Jr 2
#10 Banks Thomas M 2

Latest patents

Publication Filing date Title
US5692757A Bidirectional shaft seal with intersecting spiral grooves
US5326111A Separately bonded elastomeric sleeve for seal casing
US5209502A Dual lip seal and method of forming the seal
US5209499A Unitized polytetrafluoroethylene radial lip seal
US5198053A Method and apparatus for bonding polytetrafluoroethylene to a metal substrate and articles thereby produced
US5052696A Compact compressor seal
US5015001A Low friction seal assembly
CA1328067C Method and apparatus for bonding polytetrafluoroethylene to a metal substrate and articles thereby produced
US5032335A Manufacture of sealing elements of composite sintered polymeric material
US4943068A Unitized exclusion seal
GB8816877D0 Exclusion seal
US4818620A Elastomer coated lip seal
US4861045A Dust excluder for vehicle air conditioning compressor seal assembly