TC

Tsungnan Cheng

Applied Materials: 4 patents #2,506 of 7,310Top 35%
The Dow Chemical: 2 patents #1,449 of 4,115Top 40%
AT Advanced Ion Beam Technology: 1 patents #40 of 69Top 60%
AP Aplex: 1 patents #20 of 32Top 65%
MV Mosel Vitelic: 1 patents #197 of 482Top 45%
Overall (All Time): #574,665 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9006065 Plasma doping a non-planar semiconductor device Tzu-Shih Yen, Daniel Tang 2015-04-14
6315857 Polishing pad shaping and patterning Ethan C. Wilson, Shou-Sung Chang, Gregory C. Lee, Huey-Ming Tzeng, David E. Weldon +3 more 2001-11-13
6280297 Apparatus and method for distribution of slurry in a chemical mechanical polishing system Robert D. Tolles, William L. Guthrie, Jeffrey Marks 2001-08-28
6051499 Apparatus and method for distribution of slurry in a chemical mechanical polishing system Robert D. Tolles, William L. Guthrie, Jeffrey Marks, Semyon Spektor, Ivan A. Ocanada +1 more 2000-04-18
6019670 Method and apparatus for conditioning a polishing pad in a chemical mechanical polishing system Shou-Chen Kao, Michael Sherwood 2000-02-01
5957764 Modular wafer polishing apparatus and method H. Alexander Anderson, Linh X. Can, Garry K. Kwong, Albert Hu, David Z. Chen +1 more 1999-09-28
5795215 Method and apparatus for using a retaining ring to control the edge effect William L. Guthrie, Sen-Hou Ko, Harry Q. Lee, Michael Sherwood, Norm Shendon 1998-08-18
5163977 Semi-permeable gas separation membranes containing non-ionic surfactants possessing improved resistance to thermal compaction and processes for making and using the same John A. Jensvold, Donald L. Schmidt 1992-11-17
5141530 Polycarbonate, polyester, and polyestercarbonate semi-permeable gas separation membranes possessing improved gas selectivity and recovery, and processes for making and using the same John A. Jensvold, Donald L. Schmidt 1992-08-25