Inventor
Craig William Higgins
Inventor
Liberty Township, OH, US
Overview
Patents· 15 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 turbines21%
H01JElectric discharge tubes or discharge lamps18%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants15%
Y10TTechnical subjects covered by former us classification15%
B23KSoldering or unsoldering13%
Y02TClimate change mitigation technologies related to transportation13%
F02CGas-turbine plants5%
PatentTitleYear
9,581,085'Hot streak alignment for gas turbine durability'20179,260,974'System and method for active clearance control'20168,608,436'Tapered collet connection of rotor components'20138,172,506'Method and system for cooling engine components'20127,578,656'High pressure turbine disk hub with reduced axial stress and method'20097,458,774'High pressure turbine disk hub with curved hub surface and method'20087,331,763'Turbine disk'20086,860,722'Snap on blade shim'20056,735,281'Rotating anode for X-ray tube using interference fit'20046,610,962'Method for producing a crack resistant weld'20036,553,097'X-ray tube anode assembly and x-ray systems incorporating same'20036,541,735'Bearing shaft assembly having a crack resistant weld'20036,477,231'Thermal energy transfer device and x-ray tubes and x-ray systems incorporating same'20026,410,165'Crack resistant weld'20026,335,512'X-ray device comprising a crack resistant weld'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2017Patents assigned to GEN ELECTRIC (12)· patent assignee history
2002–2003Based in Milwaukee, WI, US· patent location history
2003–2004Patents assigned to GE MED SYS GLOBAL TECH CO LLC (2)· patent assignee history
2003Based in Eau Claire, WI, US· patent location history
2004Based in Blue Ash, OH, US· patent location history
2005–2017Based in Hamilton, OH, US· patent location history
2008–2013Based in Liberty Township, OH, US· patent location history
2012–2013Patents assigned to HIGGINS CRAIG WILLIAM (2)· patent assignee history
2012Patents assigned to KOBEK PIOTR EDWARD (1)· patent assignee history
2013Patents assigned to GROOMS JAMES HAMILTON (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 12 | 2002–2017 |
| GE MED SYS GLOBAL TECH CO LLC | 2 | 2003–2004 |
| HIGGINS CRAIG WILLIAMself | 2 | 2012–2013 |
| GROOMS JAMES HAMILTON | 1 | 2013 |
| KOBEK PIOTR EDWARD | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Liberty Township, OH, US | 5 | 2008–2013 |
| Milwaukee, WI, US | 5 | 2002–2003 |
| Hamilton, OH, US | 3 | 2005–2017 |
| Blue Ash, OH, US | 1 | 2004 |
| Eau Claire, WI, US | 1 | 2003 |