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HOLLAND HITCH CO

Overview
  • Total Patents
    209
About

HOLLAND HITCH CO has a total of 209 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets transport, machines and mechanical elements are BROCKMANN CHEM FAB M B H M, ROGERS BROTHERS CORP and FONTAINE INT EUROPE LTD.

Patent filings per year

Chart showing HOLLAND HITCH COs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hungerink Gerald W 43
#2 Buckley John T 17
#3 Martin Samuel A 17
#4 Heeb John P 15
#5 Flater James H 15
#6 Gisinger Jack L 14
#7 Bakker Frederick J 12
#8 Thorwall Gregory R 11
#9 Bush James H 11
#10 Dupay Steven C 11

Latest patents

Publication Filing date Title
US6592230B2 Truck rearview mirror assembly having a display for displaying trailer coupling status information
AU1666701A Fifth wheel lock release
US6285278B1 Electronic system for monitoring a fifth wheel hitch
US6302424B1 Force-sensing fifth wheel
US6179316B1 Stepped lock plunger fifth wheel hitch
US6092825A Flatbar fifth wheel release handle
US5904342A Landing gear crank handle
US6252497B1 Coupling alignment warning system
US5988666A Fifth wheel hitch release
NZ314186A Electronic trailer hitch coupling control system
NZ299329A Self lubricating fifth wheel hitch with lubricious pads forming bearing surface of hitch plate
US5522613A Self lubicating fifth wheel hitch
US5464241A Plural height powered fifth wheel hitch
BR9301320A FIFTH WHEEL HITCH
US5332250A Pintle hook
US5257796A Integrated cam lever/handle lock fifth wheel
AU1097292A Slide plate fifth wheel
US5069472A Electronically controlled fluid release fifth wheel safety mechanism
US5054805A Trailer landing gear cushion foot
CA1248990A Fifth wheel assembly