Inventor · disambiguated record
Douglas Wayne Davison
Also filed as: DAVISON DOUGLAS · DAVISON DOUGLAS W · DAVISON DOUGLAS WAYNE
9 granted patents·3 pending applications·724 citations·filing 1996–2023
87Inventor score
Files withTALLY PRODUCTION SYSTEMS LLC4Tally USA LLC4HALLIBURTON ENERGY SERV INC2Epic Lift Systems1HALLIBURTON CO1
Top patents by PatentIndex Score
12 records- 0196US5984007AChip resistant buttons for downhole tools having slip elementsHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Nov 16, 1999·296 cites·20 claims
- 0294US5839515ASlip retaining system for downhole toolsHALLIBURTON ENERGY SERV INC·Filed 1997·Granted Nov 24, 1998·208 cites·20 claims
- 0394US5701959ADownhole tool apparatus and method of limiting packer element extrusionHALLIBURTON CO·Filed 1996·Granted Dec 30, 1997·218 cites·21 claims
- 0484US11613740B2Plug for oil field service work and method of productionTALLY PRODUCTION SYSTEMS LLC·Filed 2020·Granted Mar 28, 2023·2 cites·10 claims
- 0572US2024075677A1Method of making and apparatus for slip and wedge systemsTALLY PRODUCTION SYSTEMS LLC·Filed 2023·Application pending·0 cites
- 0669US12233591B2Apparatus for slip and wedge systemsTALLY PRODUCTION SYSTEMS LLC·Filed 2022·Granted Feb 25, 2025·0 cites·4 claims
- 0762US11584678B2Methods of production of oil and gas service plugsTALLY PRODUCTION SYSTEMS LLC·Filed 2020·Granted Feb 21, 2023·0 cites·21 claims
- 0855US12305470B2Plug with shuttle valveEpic Lift Systems·Filed 2023·Granted May 20, 2025·0 cites·35 claims
- 0952US2023068013A1Tooling system and method of making a plugTally USA LLC·Filed 2022·Application pending·0 cites
- 1049US11946323B2Quick connection hydraulic fracturing plugTally USA LLC·Filed 2021·Granted Apr 2, 2024·0 cites·33 claims
- 1137US12163393B2Multi-function mandrel systemTally USA LLC·Filed 2021·Granted Dec 10, 2024·0 cites·31 claims
- 1234US2021180443A1Marker plugTally USA LLC·Filed 2020·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Douglas Wayne Davison files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →