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

Gongda Yao — 31 Patents

Applied Materials: 31 patents #353 of 7,310Top 5%
Fremont, CA: #486 of 9,298 inventorsTop 6%
California: #16,431 of 386,348 inventorsTop 5%
Overall (All Time): #118,972 of 4,157,543Top 3%
31 Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
9991157 Method for depositing a diffusion barrier layer and a metal conductive layer Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2018-06-05
9390970 Method for depositing a diffusion barrier layer and a metal conductive layer Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2016-07-12
8158511 Method of depositing a uniform barrier layer and metal seed layer with reduced overhang over a plurality of recessed semiconductor features Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2012-04-17
7989343 Method of depositing a uniform metal seed layer over a plurality of recessed semiconductor features Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2011-08-02
7795138 Method of depositing a metal seed layer over recessed feature surfaces in a semiconductor substrate Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2010-09-14
7687909 Metal / metal nitride barrier layer for semiconductor device applications Peijun Ding, Zheng Xu, Hong Mei Zhang, Xianmin Tang, Praburam Gopalraja +7 more 2010-03-30
7589016 Method of depositing a sculptured copper seed layer Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2009-09-15
7381639 Method of depositing a metal seed layer on semiconductor substrates Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2008-06-03
7253109 Method of depositing a tantalum nitride/tantalum diffusion barrier layer system Peijun Ding, Zheng Xu, Hong Mei Zhang, Xianmin Tang, Praburam Gopalraja +7 more 2007-08-07
7074714 Method of depositing a metal seed layer on semiconductor substrates Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2006-07-11
6939801 Selective deposition of a barrier layer on a dielectric material Hua Chung, Ling Chen, Vincent Ku, Michael Yang 2005-09-06
6919275 Method of preventing diffusion of copper through a tantalum-comprising barrier layer Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2005-07-19
6908865 Method and apparatus for cleaning substrates Martin Kranz, Srinivas Guggilla, Suraj Rengarajan, Mei Chang, Nitin Khurana +1 more 2005-06-21
6758947 Damage-free sculptured coating deposition Tony P. Chiang, Peijun Ding, Fusen Chen, Barry Chin, Gene Y. Kohara +2 more 2004-07-06
6528180 Liner materials Wei Ti Lee, Ted Guo 2003-03-04
6451179 Method and apparatus for enhancing sidewall coverage during sputtering in a chamber having an inductively coupled plasma Zheng Xu 2002-09-17
6383915 Tailoring of a wetting/barrier layer to reduce electromigration in an aluminum interconnect Jingang Su, Zhang Xu, Fusen Chen 2002-05-07
6368880 Barrier applications for aluminum planarization Shri Singhvi, Suraj Rengarajan, Peijun Ding 2002-04-09
6303994 Method and apparatus for reducing the first wafer effect Hougong Wang 2001-10-16
6299689 Reflow chamber and process Hougong Wang, Steve Lai, Peijun Ding 2001-10-09
6271592 Sputter deposited barrier layers Edwin Kim, Michael Nam, Chris Cha, Sophia Lee, Fernand Dorleans +2 more 2001-08-07
6238533 Integrated PVD system for aluminum hole filling using ionized metal adhesion layer Peter Satitpunwaycha, Kenny King-Tai Ngan, Zheng Xu 2001-05-29
6232665 Silicon-doped titanium wetting layer for aluminum plug Peijun Ding, Zheng Xu, Hoa Kieu 2001-05-15
6207558 Barrier applications for aluminum planarization Shri Singhvi, Suraj Rengarajan, Peijun Ding 2001-03-27
6139698 Method and apparatus for reducing the first wafer effect Hougong Wang 2000-10-31