Inventor
John R. Hess
Inventor
West Chester, OH, US
Overview
Patents· 13 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 turbines41%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants19%
F02CGas-turbine plants6%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges6%
Y02TClimate change mitigation technologies related to transportation6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
Y10TTechnical subjects covered by former us classification6%
B60PVehicles adapted for load transportation or to transport, to carry, or to comprise special loads or objects3%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g3%
F16JPistons3%
PatentTitleYear
8,876,448'Gas turbine half-casing shipping fixture'20148,317,481'Rotor of a turbomachine and method for replacing rotor blades of the rotor'20128,277,170'Cooling circuit for use in turbine bucket cooling'20128,061,971'Apparatus and method for cooling a turbine'20116,784,597'Self-locking nut for stud shaft and stacked wheel assembly for the rotor of a rotary machine'20045,605,438'Casing distortion control for rotating machinery'19975,174,714'Heat shield mechanism for turbine engines'19925,169,287'Shroud cooling assembly for gas turbine engine'19925,165,847'Tapered enlargement metering inlet channel for a shroud cooling assembly of gas turbine engines'19925,118,120'Leaf seals'19925,090,865'Windage shield'19924,101,245'Interblade damper and seal for turbomachinery rotor'19783,936,222'Gas turbine construction'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1978Patents assigned to UNITED TECHNOLOGIES CORP (2)· patent assignee history
1976Based in Middletown, CT, US· patent location history
1978–1992Based in West Chester, OH, US· patent location history
1992–2014Patents assigned to GEN ELECTRIC (11)· patent assignee history
1997Based in Clifton Park, NY, US· patent location history
2004–2014Based in Seneca, SC, US· patent location history
2011–2012Patents assigned to HESS JOHN RAYMOND (3)· patent assignee history
2011–2012Patents assigned to ROUSH ERIC (2)· patent assignee history
2011Patents assigned to FLANAGAN MARK W (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 11 | 1992–2014 |
| HESS JOHN RAYMONDself | 3 | 2011–2012 |
| ROUSH ERIC | 2 | 2011–2012 |
| UNITED TECHNOLOGIES CORP | 2 | 1976–1978 |
| FLANAGAN MARK W | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Chester, OH, US | 6 | 1978–1992 |
| Seneca, SC, US | 5 | 2004–2014 |
| Clifton Park, New York, US | 1 | 1997 |
| Middletown, CT, US | 1 | 1976 |