Inventor
James C. Doane
Inventor
Friendswood, TX, US
Overview
Patents· 42 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling98%
F16JPistons2%
PatentTitleYear
11,053,750Drag block for a downhole tool202110,246,971Flow activated valve20199,777,550'Degradable casing seal construction for downhole applications'20179,719,319'Disintegrating packer slip/seal'20179,605,509'Removable treating plug with run in protected agglomerated granular sealing element'20179,540,899'Downhole seal apparatus and method thereof'20179,447,649'Packer setting mechanism'20169,255,461'Removable fracturing plug of particulate material housed in a sheath set by expansion of a passage through the sheath'20169,109,425'Removable fracturing plug of particulate material housed in a sheath set by relative end movement of the sheath'20159,068,414'Multi-piston hydrostatic setting tool with locking feature and a single lock for multiple pistons'20159,068,413'Multi-piston hydrostatic setting tool with locking feature and pressure balanced pistons'20159,062,506'Multi-piston hydrostatic setting tool with locking feature outside actuation chambers for multiple pistons'20158,973,921'High temperature/high pressure seal'20158,967,280'Locking assembly for mechanically set packer'20158,733,450'Tubular seating system and method of seating a plug'20148,307,891'Retractable downhole backup assembly for circumferential seal support'20128,109,340'High-pressure/high temperature packer seal'20127,905,492'Self-boosting wedge tubing-to-casing seal'20117,891,434'Packer setting device for high hydrostatic applications'20117,748,467'Downhole seal apparatus and method'20107,681,652'Packer setting device for high-hydrostatic applications'20107,661,470'Expandable packer with anchoring feature'20107,493,945'Expandable packer with mounted exterior slips and seal'20097,448,445'Downhole tools having a seal ring with reinforcing element'20087,387,170'Expandable packer with mounted exterior slips and seal'20087,341,110'Slotted slip element for expandable packer'20087,134,504'Expandable packer with anchoring feature'20067,117,949'Expandable packer with anchoring feature'20067,051,805'Expandable packer with anchoring feature'20067,044,231'Expandable packer with anchoring feature'20066,986,390'Expandable packer with anchoring feature'20066,959,759'Expandable packer with anchoring feature'20056,715,560'Collet-cone slip system for releasably securing well tools'20046,702,031'Anchoring device removal method and apparatus'20046,629,563'Packer releasing system'20036,536,532'Lock ring for pipe slip pick-up ring'20036,241,017'Caged slip system and release methods'20016,213,204'High load, thin slip system'20016,203,020'Downhole packer with element extrusion-limiting device'20016,119,774'Caged slip system'20005,819,854'Activation of downhole tools'19985,558,153'Method & apparatus for actuating a downhole tool'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2017Patents assigned to BAKER HUGHES INC (40)· patent assignee history
1996–2021Based in Friendswood, TX, US· patent location history
2012–2017Patents assigned to DOANE JAMES C (12)· patent assignee history
2015–2021Patents assigned to ANDERSON GARY L (4)· patent assignee history
2015–2016Patents assigned to JOHNSON CHARLES C (2)· patent assignee history
2017–2021Patents assigned to DOANE JAMES (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAKER HUGHES INC | 40 | 1996–2017 |
| DOANE JAMES Cself | 12 | 2012–2017 |
| ANDERSON GARY L | 4 | 2015–2021 |
| DOANE JAMESself | 2 | 2017–2021 |
| JOHNSON CHARLES C | 2 | 2015–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Friendswood, Texas, US | 42 | 1996–2021 |