RK

Raphael O. Kollah

PO Ppg Industries Ohio: 13 patents #107 of 1,316Top 9%
PI Ppg Industries: 9 patents #107 of 1,216Top 9%
Overall (All Time): #194,369 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
10882927 Treated fillers, compositions containing same, and articles prepared therefrom Timothy A. Okel, Peter L. Votruba-Drzal, Justin J. Martin, Truman F. Wilt, Brian K. Rearick +4 more 2021-01-05
10882928 Treated fillers, compositions containing same, and articles prepared therefrom Timothy A. Okel, Peter L. Votruba-Drzal, Justin J. Martin, Truman F. Wilt, Brian K. Rearick +4 more 2021-01-05
10486973 Silica-based spherical particulates and methods of preparing the same Xiaofeng Zhang 2019-11-26
10066032 Treated fillers, compositions containing same, and articles prepared therefrom Peter L. Votruba-Drzal, Justin J. Martin, Timothy A. Okel, Truman F. Wilt, Clint Steven Edelman +2 more 2018-09-04
9688784 Treated fillers, compositions containing same, and articles prepared therefrom Timothy A. Okel, Peter L. Votruba-Drzal, Justin J. Martin, Truman F. Wilt, Brian K. Rearick +4 more 2017-06-27
9073041 Precipitated silica sorbents and method of separating materials from a fluid stream Qunhui Guo, Carol L. Knox, Justin J. Martin, Shantilal M. Mohnot, Timothy A. Okel +1 more 2015-07-07
9045655 Coating for decorative metals with improved mar and scratch resistance and methods of application James E. Poole, Anthony D. Kulfan 2015-06-02
8846806 Treated fillers, compositions containing same, and articles prepared therefrom Justin J. Martin, Timothy A. Okel 2014-09-30
8632895 Coating for decorative metals with improved mar and scratch resistance and methods of application James E. Poole, Anthony D. Kulfan 2014-01-21
8377577 Coating for decorative metals with improved mar and scratch resistance and methods of application James E. Poole, Anthony D. Kulfan 2013-02-19
6423774 Cationic aliphatic polyester resins and their electrodeposition Steven R. Zawacky, Craig A. Wilson, Gregory J. McCollum, Robin M. Peffer, Geoffrey R. Webster +2 more 2002-07-23
6190524 Organosulfur bismuth compounds and their use in electrodepositable coating compositions Brian E. Woodworth, Lawrence G. Anderson, Matthew S. Scott 2001-02-20
5908912 Electrodepositable coating composition containing bismuth and amino acid materials and electrodeposition method Matthew S. Scott, Gregory J. McCollum, Joseph A. Bethoski 1999-06-01
5804051 Electrodepositable coating compositions containing hydroxamic acid and derivatives thereof, and their use in a method of electrodeposition Donald W. Boyd, Robert R. Zwack, Gregory J. McCollum 1998-09-08
5760107 Cationic resin and capped polyisocyanate curing agent suitable for use in electrodeposition Joseph T. Valko, Philippe Faucher, Richard F. Karabin, Thomas C. Moriarity, V. Eswarakrishnan +2 more 1998-06-02
5744531 Anionic electrocoating compositions containing hydroxyalkylamide curing agents Paul R. Kerr, Steven R. Zawacky, Patricia A. Aikens 1998-04-28
5733479 Positive photoactive compounds based on 2,6-dinitro benzyl groups Charles F. Kahle, II, Neil D. McMurdie, Daniel E. Rardon, Gregory J. McCollum 1998-03-31
5630922 Electrodepositable coating composition containing diorganotin dicarboxylates Venkatachalam Eswarakrishnan, Robert R. Zwack, Gregory J. McCollum, Steven R. Zawacky 1997-05-20
5600035 Positive photoactive compounds based on 2,6-dinitro benzyl groups and 2,5-dinitro benzyl groups Charles F. Kahle, II, Neil D. McMurdie, Daniel E. Rardon, Gregory J. McCollum 1997-02-04
5582704 Cationic resin and capped polyisocyanate curing agent suitable for use in electrodeposition Joseph T. Valko, Philippe Faucher, Richard F. Karabin, Thomas C. Moriarity, V. Eswarakrishnan +2 more 1996-12-10
5489714 Method of synthesizing 2,6-dinitro benzyl compounds Charles F. Kahle, II, Gregory J. McCollum 1996-02-06
5449834 Method of synthesizing 2,6-dinitro benzyl compounds Charles F. Kahle, II, Gregory J. McCollum 1995-09-12