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ZELLER CORP

Overview
  • Total Patents
    110
About

ZELLER CORP has a total of 110 patent applications. Its first patent ever was published in 1952. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets mechanical elements, machines and transport are GELENKWELLENBAU GMBH, BRD CO LTD and COOLEY JOHN FRANCIS.

Patent filings in countries

World map showing ZELLER CORPs patent filings in countries

Patent filings per year

Chart showing ZELLER CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mazziotti Philip J 45
#2 Zeller Robert C 14
#3 Mazziotti Philip John 14
#4 Weible Warren W 12
#5 Weible Warren Walter 7
#6 March Gary L 6
#7 Mazziotti Michael Frank 3
#8 Kimpel Louis J 3
#9 Mazziotti Michael F 3
#10 Beardslee Howard J Jr 2

Latest patents

Publication Filing date Title
CA2251094A1 Universal joint assembly
US5868622A Universal joint lubrication system
US5626520A Reversible universal joint seal
AU4430993A Variable size seal for universal joints
NZ248096A Universal joint: trunnions have bearing cups with recessed locating surfaces and seals to urge the bearings towards the closed ends of the cups
AU655121B1 High capacity universal joint
US5389039A Universal joint lubricant retainer
US5407387A Universal joint seal
US5368523A Fixed CV universal joint with serviceable inserts
US5222914A Serviceable CV universal joint with inserts
CA2029214A1 Serviceable cv universal joint with inserts
US5161903A Intermediate drive shaft support utilizing a standard bearing
CA2026057A1 High-capacity universal joint
CA2026058A1 Support for rotatably supporting a shaft
US5342240A High capacity universal joint
US4960334A Support for rotatably supporting a shaft
KR970000863B1 Versatile mounting for bearing cups of universal joints
US4865470A Intermediate bearing support for a drive shaft
US4861315A Flexible internal universal joint seal
US4861314A Versatile mounting for bearing cups of universal joints