DK

Dinesh N. Khanna

HC Hoechst Celanese: 32 patents #3 of 871Top 1%
CL Clariant Finance (Bvi) Limited: 15 patents #8 of 535Top 2%
CM Cabot Microelectronics: 3 patents #68 of 207Top 35%
📍 West Warwick, RI: #3 of 120 inventorsTop 3%
🗺 Rhode Island: #49 of 6,211 inventorsTop 1%
Overall (All Time): #53,058 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 1–25 of 51 patents

Patent #TitleCo-InventorsDate
7582127 Polishing composition for a tungsten-containing substrate Robert Vacassy, Alexander William Simpson 2009-09-01
7294576 Tunable selectivity slurries in CMP applications Zhan Chen, Robert Vacassy, Benjamin Bayer 2007-11-13
7247567 Method of polishing a tungsten-containing substrate Robert Vacassy, Alexander William Simpson 2007-07-24
6368421 Composition for stripping photoresist and organic materials from substrate surfaces Joseph E. Oberlander, Mark Steven Slezak, Dana L. Durham, Lawrence F. Spinicelli 2002-04-09
6346361 Method for synthesizing polymeric AZO dyes Jianhui Shan, Shuji Ding, Eleazar Gonzalez 2002-02-12
6187506 Antireflective coating for photoresist compositions Shuji Ding, Mark A. Spak, Dana L. Durham, Jianhui Shan, Eleazer Gonzalez 2001-02-13
6106995 Antireflective coating material for photoresists Sunit S. Dixit, M. Dalil Rahman, Joseph E. Oberlander, Dana L. Durham 2000-08-22
5994430 Antireflective coating compositions for photoresist compositions and use thereof Shuji Ding, Ping-Hung Lu, Jianhui Shan, Dana L. Durham, Ralph R. Dammel +1 more 1999-11-30
5981145 Light absorbing polymers Shuji Ding, Ping-Hung Lu, Jianhui Shan, Ralph R. Dammel, Dana L. Durham +2 more 1999-11-09
5976761 Fractionation of phenol formaldehyde condensate and photoresist compositions produced therefrom M. Dalil Rahman, Daniel P. Aubin, Sunit S. Dixit 1999-11-02
5876897 Positive photoresists containing novel photoactive compounds Dana L. Durham, Ping-Hung Lu, Joseph E. Oberlander 1999-03-02
5866295 Photosensitive quinolone compounds and a process of preparation Joseph E. Oberlander, Dana L. Durham 1999-02-02
5858627 Image formation utilizing photosensitive compositions containing low metal content p-cresol oligomers M. Dalil Rahman, Daniel P. Aubin, Douglas McKenzie 1999-01-12
5853947 Quinonediazide positive photoresist utilizing mixed solvent consisting essentially of 3-methyl-3-methoxy butanol and propylene glycol alkyl ether acetate Stanley F. Wanat, M. Dalil Rahman, Daniel P. Aubin, Sunit S. Dixit 1998-12-29
5837417 Quinone diazide compositions containing low metals p-cresol oligomers and process of producing the composition M. Dalil Rahman, Daniel P. Aubin, Douglas McKenzie 1998-11-17
5763135 Light sensitive composition containing an arylhydrazo dye Shuji Ding, Ping-Hung Lu, Anthony J. Corso 1998-06-09
5739265 Fractionation of phenol formaldehyde condensate and photoresist compositions produced therefrom M. Dalil Rahman, Daniel P. Aubin, Sunit S. Dixit 1998-04-14
5733714 Antireflective coating for photoresist compositions Iain McCulloch, Ralph R. Dammel, Anthony J. Corso, Shuji Ding, Dana L. Durham +2 more 1998-03-31
5693749 Fractionation of phenol formaldehyde condensate and photoresist compositions produced therefrom M. Dalil Rahman, Daniel P. Aubin, Sunit S. Dixit 1997-12-02
5652297 Aqueous antireflective coatings for photoresist compositions Iain McCulloch, Ralph R. Dammel, Dana L. Durham, Ping-Hung Lu, Ming Kang +1 more 1997-07-29
5521052 Metal ion reduction in novolak resin using an ion exchange catalyst in a polar solvent and photoresists compositions therefrom M. Dalil Rahman, Daniel P. Aubin, Douglas McKenzie 1996-05-28
5395871 Process of making a stable solution of poly(hydroxystyrene) functionalized with t-butyloxycarbonyl groups 1995-03-07
5371169 Novolak resin mixtures Ping-Hung Lu, Anthony Canize, M. Dalil Rahman 1994-12-06
5348842 Method for producing positive photoresist image utilizing diazo ester of benzolactone ring compound and diazo sulfonyl chloride Douglas McKenzie, Chester J. Sobodacha, Ralph R. Dammel 1994-09-20
5300396 Process of making naphthoquinone diazide esters using lactone solvents Robert E. Potvin 1994-04-05