Inventor
Robert Walter Coign
Inventor
Piedmont, SC, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Dprimary
F01DNon-positive displacement machines or engines, e.g. steam turbines46%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants30%
Y02TClimate change mitigation technologies related to transportation8%
Y10TTechnical subjects covered by former us classification8%
B22CFoundry moulding3%
F02CGas-turbine plants3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
10,837,300Seal pressurization in box shroud20209,581,036'Seal system including angular features for rotary machine components'20179,011,079'Turbine nozzle compartmentalized cooling system'20159,011,078'Turbine vane seal carrier with slots for cooling and assembly'20158,944,751'Turbine nozzle cooling assembly'20158,864,445'Turbine nozzle assembly methods'20148,851,845'Turbomachine vane and method of cooling a turbomachine vane'20148,684,683'Gas turbine nozzle attachment scheme and removal/installation method'20148,668,445'Variable turbine nozzle system'20148,647,055'Ceramic matrix composite shroud attachment system'20148,142,138'Turbine engine having cooling pin'20127,160,078'Mechanical solution for rail retention of turbine nozzles'20077,121,787'Turbine nozzle trailing edge cooling configuration'20067,094,026'System for sealing an inner retainer segment and support ring in a gas turbine and methods therefor'20066,994,520'Internal core profile for a turbine nozzle airfoil'20066,739,838'Airfoil shape for a turbine bucket'20046,736,599'First stage turbine nozzle airfoil'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2020Patents assigned to GEN ELECTRIC (17)· patent assignee history
2004–2017Based in Piedmont, SC, US· patent location history
2014–2015Patents assigned to COIGN ROBERT WALTER (7)· patent assignee history
2014–2015Patents assigned to FOSTER GREGORY THOMAS (4)· patent assignee history
2014–2015Patents assigned to WINN AARON GREGORY (4)· patent assignee history
2015Patents assigned to MEENAKSHISUNDARAM RAVICHANDRAN (2)· patent assignee history
2020Based in Greenville, SC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 17 | 2004–2020 |
| COIGN ROBERT WALTERself | 7 | 2014–2015 |
| FOSTER GREGORY THOMAS | 4 | 2014–2015 |
| WINN AARON GREGORY | 4 | 2014–2015 |
| MEENAKSHISUNDARAM RAVICHANDRAN | 2 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Piedmont, SC, US | 16 | 2004–2017 |
| Greenville, SC, US | 1 | 2020 |