DH

Donald C. Hofer

IBM: 15 patents #7,450 of 70,183Top 15%
Overall (All Time): #327,752 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6653048 High silicon content monomers and polymers suitable for 193 nm bilayer resists Phillip Brock, Richard Anthony DiPietro, Ratnam Sooriyakumaran, Gregory Michael Wallraff 2003-11-25
RE38282 Process for using bilayer photoresist Robert David Allen, Ratnam Sooriyakumaran, Gregory Michael Wallraff 2003-10-21
6482566 Hydroxycarborane photoresists and process for using same in bilayer thin film imaging lithography Scott A. MacDonald, Arpan Mahorowala, Robert D. Miller, Josef Michl, Gregory Michael Wallraff 2002-11-19
6444408 High silicon content monomers and polymers suitable for 193 nm bilayer resists Phillip Brock, Richard Anthony DiPietro, Ratnam Sooriyakumaran, Gregory Michael Wallraff 2002-09-03
6277546 Process for imaging of photoresist Gregory Breyta, Nicholas J. Clecak, William D. Hinsberg, Hiroshi Ito, Scott A. MacDonald +1 more 2001-08-21
6165673 Resist composition with radiation sensitive acid generator Gregory Breyta, Richard Anthony DiPietro, Hiroshi Ito, Robert David Allen, Juliann Opitz +1 more 2000-12-26
5985524 Process for using bilayer photoresist Robert David Allen, Ratnam Sooriyakumaran, Gregory Michael Wallraff 1999-11-16
5776990 Foamed polymer for use as dielectric material James L. Hedrick, Jeffrey W. Labadie, Robert Bruce Prime, Thomas P. Russell 1998-07-07
5585220 Resist composition with radiation sensitive acid generator Gregory Breyta, Richard Anthony DiPietro, Hiroshi Ito 1996-12-17
RE34524 Polyimide coating compositions based on meta-dialkyldihydrogen pyromellitate and aromatic diamines Richard D. Diller, deceased, Anthony F. Arnold, Ying-Ying Cheng, Patricia Metzger Cotts, Mahmoud Khojasteh +3 more 1994-01-25
5045608 Polyimide-poly(phenylquinoxaline) block copolymers James L. Hedrick, Jeffrey W. Labadie, Sally A. Swanson, Willi Volksen 1991-09-03
4849501 Polyimide coating compositions based on meta-dialkyldihydrogen pyromellitate and aromatic diamines Richard D. Diller, deceased, Anthony F. Arnold, Ying-Ying Cheng, Patricia Metzger Cotts, Mahmoud Khojasteh +3 more 1989-07-18
4612210 Process for planarizing a substrate Debra Brouse LaVergne, Robert J. Twieg, Willi Volksen 1986-09-16
4464460 Process for making an imaged oxygen-reactive ion etch barrier Hiroyuki Hiraoka, Robert D. Miller, Lester A. Pederson, Carlton G. Willson 1984-08-07
4291272 Method for reducing homonuclear broadening in magnetic resonance spectra of solids Raymond D. Kendrick, Costantino S. Yannoni 1981-09-22