LT

Len Yuan Tsou

IBM: 11 patents #9,995 of 70,183Top 15%
Infineon Technologies Ag: 3 patents #2,452 of 7,486Top 35%
Samsung: 3 patents #30,683 of 75,807Top 45%
NP North American Philips: 2 patents #168 of 645Top 30%
CM Chartered Semiconductor Manufacturing: 1 patents #419 of 840Top 50%
PA Philips Electronics North America: 1 patents #328 of 725Top 50%
Overall (All Time): #324,113 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
8697339 Semiconductor device manufacturing methods Haoren Zhuang, Chong-Kwang Chang, Alois Gutmann, Jingyu Lian, Matthias Lipinski +1 more 2014-04-15
8219938 Semiconductor inter-field dose correction Hyung-Rae Lee, Dong-Hee Yu, Haoren Zhuang 2012-07-10
7759235 Semiconductor device manufacturing methods Haoren Zhuang, Helen Wang, Scott D. Halle 2010-07-20
7541290 Methods of forming mask patterns on semiconductor wafers that compensate for nonuniform center-to-edge etch rates during photolithographic processing Chong-Kwang Chang, Wan Jae Park, Haoren Zhuang, Matthias Lipinsky, Shailendra Mishra 2009-06-02
6960510 Method of making sub-lithographic features Sadanand V. Deshpande, Toshiharu Furukawa, David V. Horak, Wesley C. Natzle, Akihisa Sekiguchi +1 more 2005-11-01
6884734 Vapor phase etch trim structure with top etch blocking layer Frederick Buehrer, Derek Chen, William Chu, Scott W. Crowder, Sadanand V. Deshpande +4 more 2005-04-26
6864041 Gate linewidth tailoring and critical dimension control for sub-100 nm devices using plasma etching Jeffrey J. Brown, Sadanand V. Deshpande, David V. Horak, Maheswaran Surendra, Qingyun Yang +2 more 2005-03-08
6828187 Method for uniform reactive ion etching of dual pre-doped polysilicon regions Joyce C. Liu, Qingyun Yang 2004-12-07
6703269 Method to form gate conductor structures of dual doped polysilicon Jeffrey J. Brown, Qingyun Yang 2004-03-09
6528363 Fabrication of notched gates by passivating partially etched gate sidewalls and then using an isotropic etch Victor Ku, Maheswaran Surendra, Ying Zhang 2003-03-04
6509219 Fabrication of notched gates by passivating partially etched gate sidewalls and then using an isotropic etch Hongwen Yan, Qingyun Yang, Chienfan Yu 2003-01-21
6328041 Universal cleaning wafer for a plasma chamber Jeffrey J. Brown, Christopher N. Collins, Wilson Tong Lee, George A. Kaplita, Stefan Schmitz 2001-12-11
5606521 Electrically erasable and programmable read only memory with non-uniform dielectric thickness Di-Son Kuo, Satyendranath Mukherjee, Mark Simpson 1997-02-25
5240875 Selective oxidation of silicon trench sidewall 1993-08-31
5146426 Electrically erasable and programmable read only memory with trench structure Satyendranath Mukherjee, Di-Son Kuo 1992-09-08