RP

Robert E. Potvin

HC Hoechst Celanese: 8 patents #75 of 871Top 9%
CL Clariant Finance (Bvi) Limited: 1 patents #235 of 535Top 45%
Overall (All Time): #472,939 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6028120 Chelated polyhydroxstyrene for removing metal ions from aqueous and nonaqueous systems M. Dalil Rahman, John Charles Saukaitis, Mohammad Khadim 2000-02-22
5300396 Process of making naphthoquinone diazide esters using lactone solvents Dinesh N. Khanna 1994-04-05
5260162 Photosensitizer compositions containing diazo fluorinated esters of hexafluoro-bis-phenols or bis-hexafluoroethers Dinesh N. Khanna 1993-11-09
5162510 Process for the preparation of photosensitive compositions containing a mixed ester o-quinone photosensitizer Jonas O. St. Alban, Chester J. Sobodacha 1992-11-10
5068319 Biz-diazotized diaryl diamine coupled dyes having improved solubility in organic solvent David M. Brown 1991-11-26
5035976 Photosensitive article having phenolic photosensitizers containing quinone diazide and acid halide substituents Jonas O. St. Alban, Chester J. Sobodacha 1991-07-30
4902785 Phenolic photosensitizers containing quinone diazide and acidic halide substituents Jonas O. St. Alban, Chester J. Sobodacha 1990-02-20
4892801 Mixed ester O-quinone diazide photosensitizers and process of preparation Jonas O. St. Alban, Chester J. Sobodacha 1990-01-09
4732836 Novel mixed ester O-quinone photosensitizers Jonas O. St. Alban, Chester J. Sobodacha 1988-03-22
4732837 Novel mixed ester O-quinone photosensitizers Jonas O. St. Alban, Chester J. Sobodacha 1988-03-22
4350113 Motorized floatboard Roland Moreau 1982-09-21