Inventor
Rick C. Hunter
Inventor
Friendswood, TX, US
Overview
Patents· 31 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Kprimary
F16KValves18%
Y10TTechnical subjects covered by former us classification16%
E21BEarth or rock drilling12%
F16JPistons7%
F17CVessels for containing or storing compressed, liquefied or solidified gases5%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers4%
E04BGeneral building constructions4%
Y02ATechnologies for adaptation to climate change4%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications4%
PatentTitleYear
10,203,037Extreme service plug valve201910,113,383Positive retention lock ring for tubing hanger20189,989,157Valve vented redundant stem seal system20189,982,503Wellhead metal seal with energizing ring having trapped fluid reliefs20189,897,215'Multi-valve seat seal assembly for a gate valve'20189,759,334'Gate valve arrangement including multi-valve stem and seat assemblies'20179,341,039'Damage tolerant casing hanger seal'20169,163,739'High temperature coating resistant to damage from decompression'20159,010,725'Valve vented redundant stem seal system'20158,721,465'Water dispensing device'20148,622,139'Emergency subsea wellhead closure devices'20148,490,950'Low friction coatings for dynamically engaging load bearing surfaces'20138,146,889'Low friction coatings for dynamically engaging load bearing surfaces'20128,146,670'Bi-directional annulus seal'20128,087,181'Valve body seat pocket inspection tool'20127,819,385'High aspect ratio threadform'20107,559,366'Flex-lock metal seal system for wellhead members'20097,325,783'Valve seat edge relief profile'20087,309,058'Flexible backseat seal for gate valve'20077,255,328'Low friction coatings for dynamically engaging load bearing surfaces'20077,057,527'Insulated container'20067,043,935'Enclosure thermal shield'20066,771,183'Advanced thermal container'20046,417,007'Robotic harvesting of solids from fluids'20026,308,518'Thermal barrier enclosure system'20016,037,033'Insulation panel'20006,001,449'Insulation panel with getter material support'19995,906,100'Dewar for storing and delivering liquid cryogen'19995,792,539'Insulation barrier'19985,619,857'Dewar for storing and delivering liquid cryogen'19975,058,906'Integrally redundant seal'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2018Patents assigned to VETCO GRAY INC (19)· patent assignee history
1991Based in Sugar Land, TX, US· patent location history
1997–2002Patents assigned to OCEANEERING INT INC (5)· patent assignee history
1997–2018Based in Friendswood, TX, US· patent location history
2006–2015Patents assigned to HUNTER RICK C (8)· patent assignee history
2014–2019Based in Houston, TX, US· patent location history
2014Based in Ottawa, CA· patent location history
2015Patents assigned to DUONG KHANH ANH (1)· patent assignee history
2018Patents assigned to VETCO GRAY LLC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| VETCO GRAY INC | 19 | 1991–2018 |
| HUNTER RICK Cself | 8 | 2006–2015 |
| OCEANEERING INT INC | 5 | 1997–2002 |
| VETCO GRAY LLC | 3 | 2018 |
| DUONG KHANH ANH | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Friendswood, Texas, US | 24 | 1997–2018 |
| Houston, Texas, US | 5 | 2014–2019 |
| Ottawa, CA | 1 | 2014 |
| Sugar Land, Texas, US | 1 | 1991 |