Inventor
Shanghua Wu
Inventor
Latrobe, PA, US
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C04Bprimary
C04BLime, magnesia31%
C09KMaterials for miscellaneous applications, not provided for elsewhere12%
Y10TTechnical subjects covered by former us classification10%
B82YSpecific uses or applications of nanostructures9%
E21BEarth or rock drilling7%
B23BTurning4%
C01BNon-metallic elements4%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds4%
B28BShaping clay or other ceramic compositions3%
B29BPreparation or pretreatment of the material to be shaped3%
PatentTitleYear
10,233,386Light weight proppant with improved strength and methods of making same201910,000,690Ceramic particles with controlled pore and/or microsphere placement and/or size and method of making same20189,862,879'Extrusion process for proppant production'20189,796,915'Light weight proppant with improved strength and methods of making same'20179,708,224'Method of making textured ceramics'20179,410,078'Ceramic particles with controlled pore and/or microsphere placement and/or size and method of making same'20169,290,847'Al2O3 or Al2O3-contained multilayer coatings for silicon nitride cutting tools by physical vapor deposition and methods of making the same'20169,273,243'Light weight proppant with improved strength and methods of making same'20169,227,874'Extrusion process for proppant production'20168,728,991'Ceramic particles with controlled pore and/or microsphere placement and/or size and method of making same'20148,622,021'High lifetime consumable silicon nitride-silicon dioxide plasma processing components'20147,989,380'High resistivity SiC material with B, N and O as the only additions'20117,485,278'Method for making silicon carbide whiskers'20097,402,540'Ceramic body containing alumina and boron carbide'20087,375,044'Process for making a ceramic body containing alumina and boron carbide'20087,368,406'Whisker-reinforced ceramic containing aluminum oxynitride and method of making the same'20087,335,615'Method of machining a workpiece using a ceramic cutting insert including alumina and boron carbide'20087,309,475'Whisker-reinforced ceramic containing aluminum oxynitride and method of making the same'20077,262,145'Whisker-reinforced ceramic containing aluminum oxynitride and method of making the same'20077,217,674'Alumina-boron carbide ceramics and methods of making and using the same'20076,905,992'Ceramic body reinforced with coarse silicon carbide whiskers and method for making the same'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2009Patents assigned to KENNAMETAL INC (9)· patent assignee history
2005–2009Based in Latrobe, PA, US· patent location history
2011–2014Patents assigned to CERADYNE INC (2)· patent assignee history
2011–2014Based in Irvine, CA, US· patent location history
2014–2016Patents assigned to WU SHANGHUA (3)· patent assignee history
2014–2016Patents assigned to COKER CHRISTOPHER E (2)· patent assignee history
2014–2019Based in Houston, TX, US· patent location history
2016–2019Patents assigned to HALLIBURTON ENERGY SERVICES INC (7)· patent assignee history
2016Based in Guangdong, CN· patent location history
2017Based in Dongguan, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KENNAMETAL INC | 9 | 2005–2009 |
| HALLIBURTON ENERGY SERVICES INC | 7 | 2016–2019 |
| WU SHANGHUAself | 3 | 2014–2016 |
| CERADYNE INC | 2 | 2011–2014 |
| COKER CHRISTOPHER E | 2 | 2014–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Latrobe, Pennsylvania, US | 9 | 2005–2009 |
| Houston, Texas, US | 8 | 2014–2019 |
| Irvine, California, US | 2 | 2011–2014 |
| Dongguan, CN | 1 | 2017 |
| Guangdong, CN | 1 | 2016 |