Inventor
William Robert Pearson
Inventor
Roanoke, VA, US
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Mprimary
A61MDevices for introducing media into, or onto, the body10%
B24CAbrasive or related blasting with particulate material10%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters10%
F01DNon-positive displacement machines or engines, e.g. steam turbines6%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants6%
G01RMeasuring electric variables6%
G05BControl or regulating systems in general6%
G06FElectric digital data processing6%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems6%
B23CMilling4%
PatentTitleYear
9,430,012'Systems and methods of transformer failure detection and control'20169,157,406'Systems and methods for initializing a generator'20158,898,884'Optimised manufacturing process for a vaned monobloc disc by abrasive water jet'20148,869,378'Optimised manufacturing process for a vaned monobloc disc by abrasive water jet'20148,622,784'Method for selectively removing portions of an abradable coating using a water jet'20148,423,160'Systems and methods for controlling electronic circuitry with separated controllers'20138,131,383'Method and system for rapid modeling and verification of excitation systems for synchronous generators'20127,916,508'Systems and methods involving thyristors'20117,896,726'Method and apparatus for removing coatings from a substrate using multiple sequential steps'20117,881,814'Method and system for rapid modeling and verification of excitation systems for synchronous generators'20117,706,157'Systems and methods involving balancing currents for thyristors'20107,544,112'Method and apparatus for removing coatings from a substrate using multiple sequential steps'20097,104,385'Railroad hopper car unloader'20066,911,886'Flux coil system'20056,839,645'Method and apparatus to perform poly-phase instrumentation with single-phase instruments'20056,794,879'Apparatus and method for detecting and calculating ground fault resistance'20046,294,898'Method and apparatus for modifying limit and protection software in a synchronous generator exciter to match the capability of the turbine-generator'20016,255,871'Method and apparatus for improving capture and lock characteristics of phase lock loops'20016,204,642'Method and apparatus for modifying limit and protection software in a synchronous generator exciter to match the capability of the turbine-generator'20016,099,671'Method of adhering ceramic foams'20005,868,721'Injection device having anti-coring needle'19995,716,348'Anti-coring needle'19985,658,259'Dental cartridge assembly auto-injector with protective needle cover'19975,425,715'Reloadable injector'19955,364,363'Rectal administrator'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1999Based in Laurel, MD, US· patent location history
1997–1999Patents assigned to MERIDIAN MEDICAL TECHNOLOGIES (3)· patent assignee history
2001–2016Patents assigned to GEN ELECTRIC (13)· patent assignee history
2001–2005Based in Salem, VA, US· patent location history
2005–2016Based in Roanoke, VA, US· patent location history
2009–2014Patents assigned to HUFFMAN CORP (3)· patent assignee history
2009–2014Based in Kings Mountain, NC, US· patent location history
2014Patents assigned to BERLANGER SERGE (2)· patent assignee history
2014Patents assigned to DE LA RUPELLE PERRINE (2)· patent assignee history
2014Based in Clover, SC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 13 | 2001–2016 |
| HUFFMAN CORP | 3 | 2009–2014 |
| MERIDIAN MEDICAL TECHNOLOGIES | 3 | 1997–1999 |
| BERLANGER SERGE | 2 | 2014 |
| DE LA RUPELLE PERRINE | 2 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Roanoke, Virginia, US | 8 | 2005–2016 |
| Salem, Virginia, US | 5 | 2001–2005 |
| Laurel, Maryland, US | 5 | 1994–1999 |
| Kings Mountain, NC, US | 3 | 2009–2014 |
| Clover, SC, US | 2 | 2014 |