Inventor
John Zhiqiang Wang
Inventor
Greenville, SC, US
Overview
Patents· 14 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 turbines20%
Y10TTechnical subjects covered by former us classification11%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels9%
B23PMetal-working not otherwise provided for9%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants9%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
C04BLime, magnesia4%
B22DCasting of metals2%
B22FWorking metallic powder2%
PatentTitleYear
9,879,750'Systems and methods for oil damping with textured damper surfaces'20187,546,685'Process for producing a rotor'20097,229,662'Heterolayered ferroelectric thin films and methods of forming same'20077,065,872'Method of processing a multiple alloy rotor'20067,001,151'Gas turbine bucket tip cap'20066,971,850'Multiple alloy rotor and method therefor'20056,962,483'Multiple alloy rotor'20056,776,583'Turbine bucket damper pin'20046,627,104'Mechanochemical fabrication of electroceramics'20036,592,805'Method for producing sintered electroceramic materials from hydroxide and oxalate precursors'20036,506,016'Angel wing seals for blades of a gas turbine and methods for determining angel wing seal profiles'20036,481,972'Turbine bucket natural frequency tuning rib'20026,450,770'Second-stage turbine bucket airfoil'20025,498,947'Frequency and amplitude variable waveform synthesizer'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Patents assigned to FORTIS CO (1)· patent assignee history
1996Based in Stockton, CA, US· patent location history
2002–2009Patents assigned to GEN ELECTRIC (9)· patent assignee history
2002–2009Based in Greenville, SC, US· patent location history
2003–2007Patents assigned to UNIV SINGAPORE (3)· patent assignee history
2003–2007Based in Singapore, SG· patent location history
2018Patents assigned to UNITED TECHNOLOGIES CORP (1)· patent assignee history
2018Based in South Glastonbury, CT, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 9 | 2002–2009 |
| UNIV SINGAPORE | 3 | 2003–2007 |
| FORTIS CO | 1 | 1996 |
| UNITED TECHNOLOGIES CORP | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Greenville, SC, US | 9 | 2002–2009 |
| Singapore, SG | 3 | 2003–2007 |
| South Glastonbury, CT, US | 1 | 2018 |
| Stockton, California, US | 1 | 1996 |