RS

Ratnam Sooriyakumaran

IBM: 113 patents #463 of 70,183Top 1%
Globalfoundries: 6 patents #578 of 4,424Top 15%
CL Central Glass Company, Limited: 5 patents #163 of 968Top 20%
SC Shin-Etsu Chemical Co.: 4 patents #740 of 2,176Top 35%
BG B. F. Goodrich: 3 patents #166 of 734Top 25%
SC Sumitomo Bakelite Co.: 2 patents #227 of 790Top 30%
JS Jsr: 1 patents #649 of 1,137Top 60%
📍 San Jose, CA: #176 of 32,062 inventorsTop 1%
🗺 California: #1,595 of 386,348 inventorsTop 1%
Overall (All Time): #10,159 of 4,157,543Top 1%
119
Patents All Time

Issued Patents All Time

Showing 101–119 of 119 patents

Patent #TitleCo-InventorsDate
6177228 Photoresist composition and process for its use Robert David Allen, Richard Anthony DiPietro, Thomas I. Wallow, Gregory Michael Wallraff 2001-01-23
6165678 Lithographic photoresist composition and process for its use in the manufacture of integrated circuits Robert David Allen, Richard Anthony DiPietro, Thomas I. Wallow, Gregory Michael Wallraff 2000-12-26
6147177 Polycyclic resist compositions with increased etch resistance Saikumar Jayaraman, Brian L. Goodall, Larry F. Rhodes, Robert A. Shick, Richard Vicari +3 more 2000-11-14
6087064 Silsesquioxane polymers, method of synthesis, photoresist composition, and multilayer lithographic method Qinghuang Lin, Marie Angelopoulos, Ahmad D. Katnani 2000-07-11
5985524 Process for using bilayer photoresist Robert David Allen, Donald C. Hofer, Gregory Michael Wallraff 1999-11-16
5962184 Photoresist composition comprising a copolymer of a hydroxystyrene and a (meth)acrylate substituted with an alicyclic ester substituent Robert David Allen 1999-10-05
5795701 Making of microlithographic structures with an underlayer film containing a thermolyzed azide compound Willard E. Conley, James T. Fahey, Wayne M. Moreau, Kevin M. Welsh 1998-08-18
5783361 Microlithographic structure with an underlayer film containing a thermolyzed azide compound Willard E. Conley, James T. Fahey, Wayne M. Moreau, Kevin M. Welsh 1998-07-21
5733705 Acid Scavengers for use in chemically amplified photoresists Nageshwer Rao Bantu, William R. Brunsvold, George J. Hefferon, Wu-Song Huang, Ahmad D. Katnani +2 more 1998-03-31
5667938 Acid scavengers for use in chemically amplified photoresists Nageshwer Rao Bantu, William R. Brunsvold, George J. Hefferon, Wu-Song Huang, Ahmad D. Katnani +2 more 1997-09-16
5663036 Microlithographic structure with an underlayer film comprising a thermolyzed azide Willard E. Conley, James T. Fahey, Wayne M. Moreau, Kevin M. Welsh 1997-09-02
5625020 Photoresist composition Gregory Breyta, Christopher J. Knors, Hiroshi Ito 1997-04-29
5609989 Acid scavengers for use in chemically amplified photoresists Nageshwer Rao Bantu, William R. Brunsvold, George J. Hefferon, Wu-Song Huang, Ahmad D. Katnani +2 more 1997-03-11
5554485 Mid and deep-UV antireflection coatings and methods for use thereof Robert R. Dichiara, James T. Fahey, Pamela E. Jones, Christopher F. Lyons, Wayne M. Moreau +3 more 1996-09-10
5492793 Photoresist composition Gregory Breyta, Christopher J. Knors, Hiroshi Ito 1996-02-20
5401614 Mid and deep-UV antireflection coatings and methods for use thereof Robert R. Dichiara, James T. Fahey, Pamela E. Jones, Christopher F. Lyons, Wayne M. Moreau +3 more 1995-03-28
5399462 Method of forming sub-half micron patterns with optical lithography using bilayer resist compositions comprising a photosensitive polysilsesquioxane Krishna G. Sachdev, Premlatha Jagannathan, Robert N. Lang, Harbans S. Sachdev, Joel R. Whitaker 1995-03-21
5385804 Silicon containing negative resist for DUV, I-line or E-beam lithography comprising an aromatic azide side group in the polysilsesquioxane polymer Jagannathan Premlatha, Harbans S. Sachdev 1995-01-31
5338818 Silicon containing positive resist for DUV lithography William R. Brunsvold, Premlatha Jagannathan, Steve S. Miura, Melvin Montgomery, Harbans S. Sachdev 1994-08-16