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QUALITY BOAT LIFTS INC

Overview
  • Total Patents
    12
About

QUALITY BOAT LIFTS INC has a total of 12 patent applications. Its first patent ever was published in 1997. It filed its patents most often in United States, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets transport, packaging and shipping and mechanical elements are RAINHO CO LTD, FLUBE PTY LTD and INT SAFETY PROD LTD.

Patent filings in countries

World map showing QUALITY BOAT LIFTS INCs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Australia 1
#3 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing QUALITY BOAT LIFTS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sargent Charles L 10
#2 Carter Daniel S 9
#3 Mclaughlin Shawn M 5
#4 Kohlhauff John 3
#5 Ylipelkonen Riku 2

Latest patents

Publication Filing date Title
US7090055B1 Boat lift brake apparatus
US6848379B1 Adjustable boat lift stanchion
US6709197B1 Large capacity boat lift
US6543375B1 Solar powered boat lift
US6408776B1 Synchronously driven, multiple cable boat lift
US6230639B1 Single motor boat lift having horizontally and longitudinally driven cables
US5957623A Electrically insulated positive drive boat lift
US5988941A Boat lift cable lock apparatus
US5833417A Adjustable clamping assembly