Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CY

Chen-Hua Yu

TSMC: 1900 patents #1 of 12,232Top 1%
ATAT&T: 21 patents #780 of 18,772Top 5%
TLTsmc Solid State Lighting: 13 patents #8 of 86Top 10%
TTTaiwan Union Technology: 4 patents #10 of 23Top 45%
BOBombardier: 3 patents #102 of 509Top 25%
EPEpistar: 3 patents #302 of 732Top 45%
SUSoutheast University: 2 patents #123 of 873Top 15%
PFParabellum Strategic Opportunities Fund: 2 patents #1 of 25Top 4%
TCTaiwan Semiconductor Co.: 1 patents #22 of 44Top 50%
IMImec: 1 patents #297 of 687Top 45%
Hsinchu, TW: #1 of 4 inventorsTop 25%
Overall (All Time): #17 of 4,157,543Top 1%
1955 Patents All Time

Issued Patents All Time

Showing 1,776–1,800 of 1,955 patents

Patent #TitleCo-InventorsDate
6726535 Method for preventing localized Cu corrosion during CMP Tsu Shih, Kuan-Ku Hung 2004-04-27
6706637 Dual damascene aperture formation method absent intermediate etch stop layer Yu-Huei Chen, Yao-Yi Cheng, Sung-Ming Jang 2004-03-16
6706577 Formation of dual gate oxide by two-step wet oxidation Jih-Churng Twu, Syun-Ming Jang 2004-03-16
6703286 Metal bond pad for low-k inter metal dielectric Chung-Shi Liu 2004-03-09
6686280 Sidewall coverage for copper damascene filling Shau-Lin Shue, Mei-Yun Wang 2004-02-03
6682396 Apparatus and method for linear polishing Tsu Shih 2004-01-27
6672941 Method and apparatus for chemical/mechanical planarization (CMP) of a semiconductor substrate having shallow trench isolation Syun-Ming Jang 2004-01-06
6657284 Graded dielectric layer and method for fabrication thereof Lain-Jong Li, Shwang-Ming Jeng, Syun-Ming Jang 2003-12-02
6599847 Sandwich composite dielectric layer yielding improved integrated circuit device reliability Syun-Ming Jang 2003-07-29
6586331 Low sheet resistance of titanium salicide process Chung-Shi Liu 2003-07-01
6562712 Multi-step planarizing method for forming a patterned thermally extrudable material layer Chung-Shi Liu 2003-05-13
6562725 Dual damascene structure employing nitrogenated silicon carbide and non-nitrogenated silicon carbide etch stop layers Ming-Hsing Tsai, Ching-Hua Hsieh, Shau-Lin Shue 2003-05-13
6559040 Process for polishing the top surface of a polysilicon gate Chung-Long Chang, Syun-Ming Jang 2003-05-06
6544882 Method to improve reliability of multilayer structures of FSG (F-doped SiO2) dielectric layers and aluminum-copper-TiN layers in integrated circuits Chung-Shi Liu, Shau-Lin Shue 2003-04-08
6500770 Method for forming a multi-layer protective coating over porous low-k material Yu-Huei Cheng 2002-12-31
6501186 Bond pad having variable density via support and method for fabrication Tsu Shih 2002-12-31
6500753 Method to reduce the damages of copper lines Syun-Ming Jang, Ying-Ho Chen, Jih-Churng Twu 2002-12-31
6500749 Method to improve copper via electromigration (EM) resistance Chung-Shi Liu, Shau-Lin Shue 2002-12-31
6492269 Methods for edge alignment mark protection during damascene electrochemical plating of copper Chung-Shi Liu, Shau-Lin Shue, Ching-Hua Hsieh 2002-12-10
6465323 Method for forming semiconductor integrated circuit microelectronic fabrication having multiple gate dielectric layers with multiple thicknesses Mo Yu, Shih-Chang Chen 2002-10-15
6458689 Use of PE-SiON or PE-Oxide for contact or via photo and for defect reduction with oxide and w chemical-mechanical polish Syun-Ming Jang, Tsu Shih, Anthony Yen, Jih-Chuyng Twu 2002-10-01
6444371 Prevention of die loss to chemical mechanical polishing Syun-Ming Jang, Jui-Yu Chang, Chung-Long Chang, Tsu Shih, Jeng-Horng Chen 2002-09-03
6436771 Method of forming a semiconductor device with multiple thickness gate dielectric layers Syun-Ming Jang, Mong-Song Liang 2002-08-20
6424021 Passivation method for copper process Chung-Shi Liu 2002-07-23
6423625 Method of improving the bondability between Au wires and Cu bonding pads Syun-Ming Jang, Mong-Song Liang, Chung-Shi Liu, Jane-Bai Lai 2002-07-23