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DAYCO IP HOLDINGS LLC

Overview
  • Total Patents
    494
  • GoodIP Patent Rank
    3,996
  • Filing trend
    ⇩ 54.0%
About

DAYCO IP HOLDINGS LLC has a total of 494 patent applications. It decreased the IP activity by 54.0%. Its first patent ever was published in 2002. It filed its patents most often in EPO (European Patent Office), WIPO (World Intellectual Property Organization) and Republic of Korea. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and environmental technology are FLETCHER DAVID E, JIANGYIN CITY TIANRUN MACHINERY CO LTD and HAMPTON KEITH.

Patent filings per year

Chart showing DAYCO IP HOLDINGS LLCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hampton Keith 149
#2 Graichen Brian M 146
#3 Miller James H 126
#4 Fletcher David E 120
#5 Gilmer Matt 70
#6 Manzoor Suhale 61
#7 Fletcher David 50
#8 Lannutti Anthony E 46
#9 Gilmer Matthew C 40
#10 Graichen Brian 38

Latest patents

Publication Filing date Title
US2021102650A1 Quick connector with a replaceable restriction orifice
US2020362799A1 Fuel tank protector valve and engine systems having same
US2020224602A1 Crankcase ventilation system with constant restriction in the flow direction and free flow in an opposite direction
KR20210006366A Two-position gate and sprung gate valves with full-flow open positions and limited-flow open positions
EP3784939A1 A check valve insert defining an open position and check valves having same
KR20200054971A Solenoid-operated vacuum pump for engine systems and systems with same
EP3388710A1 Low frequency torsional vibration damper having a formed hub
KR20190057055A The valve gate inside the venturi gap of the venturi device generating the vacuum
US2018045271A1 Radial vibration dampers having a tuning ratio and a tuning angle
CN109311466A The by-passing valve in device for generating vacuum
KR20190018621A Check valve and venturi device equipped with it
KR20180121881A Diode check valve for fluid
CN107923415A Use the limits device of Venturi effect
CN107850123A Holding jig for moulding plastics
BR112018000986A2 vacuum producing devices utilizing the venturi effect, having a plurality of underpass and driving outputs in the driving section
KR20180023954A Dual Mode Tensioner
WO2016209986A1 Methods for post-mold processing a venturi device or check valve
KR20170136554A Vacuum generator using Venturi effect
KR20170133384A Torsional Vibration Attenuator Spoke Design
CN107407235A Evacuation with power fins