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CRANE PACKING CO

Overview
  • Total Patents
    413
About

CRANE PACKING CO has a total of 413 patent applications. Its first patent ever was published in 1916. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets mechanical elements, machines and machine tools are WHEELER HARLEY T, AMERICAN HAMMERED PISTON RING and GARLOCK PACKING CO.

Patent filings in countries

World map showing CRANE PACKING COs patent filings in countries

Patent filings per year

Chart showing CRANE PACKING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Payne Frank E 57
#2 Roshong Raymond G 14
#3 Voytech Charles F 14
#4 Matter Albert J 13
#5 Inka Egons 8
#6 Thayer James H 8
#7 Tankus Harry 7
#8 Katzke Ernest F 7
#9 Schmitz Carl E 6
#10 Cody Martin M 6

Latest patents

Publication Filing date Title
GB8319870D0 Spring elements
US4290611A High pressure upstream pumping seal combination
US4243230A Low energy tandem seal
JPS565296A Fluid channel device
GB2050278A Flexible fluid conduit for propeller shaft
US4212475A Self aligning spiral groove face seal
GB2007334A Ball valves
CA1082052A Flexible fluid conduit for propeller shaft
US4208842A Dual surface lapping machine
GB1574256A Grooved shaft seal
US4103904A Elastic positive drive bellows seal
GB1518566A Rotary end face seal
US4124676A Mechanical bond
US4043727A O-ring mold
US4174844A Mechanical seal
US3971280A Tape dispenser
US4012273A Hand operated tape wrapper
US3948531A Bulkhead seal
US3948533A Composite ring made of press fitted parts and method of assembling
US3941394A No-leak double rotary mechanical seal