CH

Charles R. Hickenboth

PO Ppg Industries Ohio: 16 patents #86 of 1,316Top 7%
📍 Oil City, PA: #14 of 266 inventorsTop 6%
🗺 Pennsylvania: #4,539 of 74,527 inventorsTop 7%
Overall (All Time): #292,920 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11352292 Method for preparing optical articles with multi-layer antireflective coatings Nadine Kraut, Kevin T. Sylvester, Nathan J. Silvernail, Brian C. Okerberg 2022-06-07
9752025 Polymerizable compositions and optical articles prepared therefrom David R. Fenn, Wei Wang, Robert D. Herold 2017-09-05
9610741 Methods for preparing customized polymeric articles Matthew J. Kryger, Federico Menta, Keith M. Cross, David L. Lusher, II 2017-04-04
9334345 Polymerizable compositions containing (meth)acrylate monomers having sulfide linkages Robert D. Herold, Nina V. Bojkova, Marvin J. Graham, Gregory J. McCollum, William H. Retsch, Jr. +1 more 2016-05-10
9133362 Coating composition having mechanochromic crystals Gregory J. McCollum, Elizabeth A. Furar 2015-09-15
9051426 Polymerizable compositions containing ethylenically unsaturated monomers having episulfide functional groups and related methods Federico Menta, Nina V. Bojkova 2015-06-09
9040648 Polymer compositions containing mechanochromic polymers Cynthia Kutchko, Matthew J. Kryger 2015-05-26
8889807 Controlled radical polymerization initiators Cynthia Kutchko, Matthew J. Kryger 2014-11-18
8815771 Mechanochromic coating composition Anu Chopra, Jun Deng, Robin M. Peffer 2014-08-26
8563560 Preparation of bicyclic guanidine salts in an aqueous media Christopher A. Dacko, Steven R. Zawacky, Gregory J. McCollum 2013-10-22
8492542 Method for producing bicyclic guanidines by use of a cyclic thiourea Britt A. Minch, Richard F. Karabin, Steven R. Zawacky, Thomas R. Hockswender, Gregory J. McCollum 2013-07-23
8334380 Method for producing bicyclic guanidines by use of a cyclic urea and a dehydrating agent Donald W. Boyd, Venkatachalam Eswarakrishnan, Richard F. Karabin, Gregory J. McCollum, Britt A. Minch +2 more 2012-12-18
8288504 Method of making a cyclic guanidine from dicyandiamide and coating compositions containing same Steven R. Zawacky, Richard F. Karabin, Gregory J. McCollum, Thomas C. Moriarity 2012-10-16
8197654 Methods for preparing an electrodepositable coating composition Walter F. Kasper, James E. Poole 2012-06-12
8148490 Method of making a cyclic guanidine from a guanidinium salt and a weak acid and coating compositions containing the same Gregory J. McCollum, Richard F. Karabin, Thomas C. Moriarity, Steven R. Zawacky 2012-04-03
8039618 Method for producing bicyclic guanidines by use of a cyclic urea Britt A. Minch, Richard F. Karabin, Steven R. Zawacky, Gregory J. McCollum 2011-10-18