DS

Debra L. Singer

PO Ppg Industries Ohio: 29 patents #31 of 1,316Top 3%
PI Ppg Industries: 22 patents #20 of 1,216Top 2%
📍 Wexford, PA: #8 of 413 inventorsTop 2%
🗺 Pennsylvania: #649 of 74,527 inventorsTop 1%
Overall (All Time): #52,389 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 26–50 of 51 patents

Patent #TitleCo-InventorsDate
6103816 Aqueous aminoplast curable film-forming compositions providing films having resistance to acid etching Shanti Swarup, Gregory J. McCollum, Kurt G. Olson, S. Tonya Stefko, Richard J. Sadvary +2 more 2000-08-15
6069221 Powder coating compositions containing a carboxylic acid functional polyester Anthony M. Chasser, John R. Schneider 2000-05-30
6013733 Coating of film-forming resin and functional flow control copolymer Kurt G. Olson, Kurt A. Humbert, Karen A. Barkac, Mark Wozniak 2000-01-11
5989642 Method for preparing color-clear composite coatings having resistance to acid etching Shanti Swarup, Michael A. Mayo 1999-11-23
5814410 Method for preparing color-clear composite coatings having resistance to acid etching Shanti Swarup, Michael A. Mayo 1998-09-29
5331080 Epoxide-phosphorous acid-containing reaction products and their use in coating compositions Shanti Swarup, Gregory J. McCollum, Paul J. Prucnal 1994-07-19
5256452 One package stable etch resistant coating process Susan U. McMonigal, Dennis A. Simpson, Joseph A. Klanica, Michael A. Mayo 1993-10-26
5214101 Powder coating composition comprising a co-reactable particulate mixture of carboxylic acid group-containing polymers and beta-hydroxyalkylamide curing agent Paul H. Pettit, Jr., Marvin L. Kaufman 1993-05-25
5196485 One package stable etch resistant coating Susan U. McMonigal, Dennis A. Simpson, Joseph A. Klanica, Michael A. Mayo 1993-03-23
5182337 Powder coating composition comprising a co-reactable particulate mixture of carboxylic acid group-containing polymers and beta-hydroxyalkylamide curing agent Paul H. Pettit, Jr., Marvin L. Kaufman 1993-01-26
5055524 Polyol-modified polyanhydride curing agent for polyepoxide powder coatings Paul H. Pettit, Jr., William S. Ewing 1991-10-08
4937288 Powder coating composition Paul H. Pettit, Jr., Marvin L. Kaufman 1990-06-26
4764430 Crosslinkable compositions containing polyepoxides and polyacid curing agents William P. Blackburn 1988-08-16
4749803 Reaction products of mercapto-functional monohydric alcohols and vinyl silanes, and NCO-functional compounds therefrom Rostyslaw Dowbenko 1988-06-07
4720534 NCO-terminated compounds from adducts of mercapto-functional polyhydric alcohols and vinyl-type silanes containing hydrolyzable groups Rostyslaw Dowbenko 1988-01-19
4703101 Liquid crosslinkable compositions using polyepoxides and polyacids Rostyslaw Dowbenko, Dennis A. Simpson 1987-10-27
4690980 Acrylic modified polymers William J. Birkmeyer, Rostyslaw Dowbenko, Charles M. Kania 1987-09-01
4681811 Color plus clear coatings employing polyepoxides and polyacid curing agents in the clear coat Dennis A. Simpson, Rostyslaw Dowbenko, William P. Blackburn, Charles M. Kania 1987-07-21
4652610 Compositions based on silicon-containing resins having hydrolyzable groups Rostyslaw Dowbenko, William P. Blackburn, Frank C. Williams 1987-03-24
4652664 Addition products prepared from mercapto-functional polyhydric alcohols and vinyl-type silanes containing hydrolyzable groups Rostyslaw Dowbenko 1987-03-24
4650718 Color plus clear coatings employing polyepoxides and polyacid curing agents Dennis A. Simpson, Rostyslaw Dowbenko, William P. Blackburn, Charles M. Kania 1987-03-17
4501854 Aminoplast curable compositions containing disulfonic acid esters as latent acid catalysts Gregory J. McCollum, Rostyslaw Dowbenko 1985-02-26
4500680 Aromatic acid catalysts providing improved humidity resistance Gregory J. McCollum, Rostyslaw Dowbenko, James B. O'Dwyer 1985-02-19
4477618 Aminoplast curable coating compositions containing sulfonic acid esters as latent acid catalysts Gregory J. McCollum, Rostyslaw Dowbenko, Roger M. Christenson, Michael M. Chau, Wen-Hsuan Chang 1984-10-16
4469832 Aminoplast curable coating compositions containing polycyclic esters of sulfonic acids as latent acid catalysts Karl F. Schimmel, Rostyslaw Dowbenko, Michael M. Chau, Wen-Hsuan Chang 1984-09-04