Inventor
WALTERS DAVID N
US33 patents
⚠️ This page may combine multiple inventors who share the name “WALTERS DAVID N”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PPG IND OHIO INC
25 patentsUS5939491AAug 17, 1999
Curable compositions based on functional polysiloxanes
PPG IND OHIO INC106 citations99
US6187863B1Feb 13, 2001
Curable compositions based on functional polysiloxanes
PPG IND OHIO INC27 citations96
US6048934AApr 11, 2000
Curable compositions based on functional polysiloxanes
PPG IND OHIO INC28 citations96
US6806314B2Oct 19, 2004
Coating of Hydroxy-functional polymer(s), crosslinker, and 1,3- and 1,4-cyclohexane dimethanols
PPG IND OHIO INC25 citations92
US6774168B2Aug 10, 2004
Adhesion promoting surface treatment or surface cleaner for metal substrates
PPG IND OHIO INC24 citations92
US5952443ASep 14, 1999
Acetoacetate functional polysiloxanes
PPG IND OHIO INC41 citations92
US5916992AJun 29, 1999
Polysiloxane polyols
PPG IND OHIO INC34 citations92
US7217442B2May 15, 2007
Method and apparatus for mixing and applying a multi-component coating composition
PPG IND OHIO INC39 citations89
US6838177B2Jan 4, 2005
Process for priming a surface and article
PPG IND OHIO INC30 citations86
US6136928AOct 24, 2000
Curable compositions based on functional polysiloxanes
PPG IND OHIO INC13 citations82
US6103824AAug 15, 2000
Curable compositions based on functional polysiloxanes
PPG IND OHIO INC10 citations82
US6103838AAug 15, 2000
Curable compositions based on functional polysiloxanes
PPG IND OHIO INC10 citations82
US6046296AApr 4, 2000
Curable compositions based on functional polysiloxanes
PPG IND OHIO INC11 citations82
US6040394AMar 21, 2000
Curable compositions based on functional polysiloxanes
PPG IND OHIO INC11 citations82
US7455912B2Nov 25, 2008
Compositions containing a silanol functional polymer and related hydrophilic coating films
PPG IND OHIO INC13 citations80
US6054535AApr 25, 2000
Acetoacetate functional polysiloxanes
PPG IND OHIO INC14 citations74
US10808133B2Oct 20, 2020
Coating compositions exhibiting corrosion resistance properties and related coated substrates
PPG IND OHIO INC2 citations73
US10800928B2Oct 13, 2020
Coating compositions exhibiting corrosion resistance properties and related coated substrates
PPG IND OHIO INC2 citations73
US11530328B2Dec 20, 2022
Coating compositions exhibiting corrosion resistance properties and related coated substrates
PPG IND OHIO INC0 citations63
US11453788B2Sep 27, 2022
Coating compositions exhibiting corrosion resistance properties and related coated substrates
PPG IND OHIO INC0 citations63
US7816418B2Oct 19, 2010
Universal primer
PPG IND OHIO INC3 citations63
US10888821B2Jan 12, 2021
Method for treating a microporous membrane
PPG IND OHIO INC1 citations60
US11254838B2Feb 22, 2022
Single component hydrophobic coating
PPG IND OHIO INC1 citations56
US12415887B2Sep 16, 2025
Methods of preparing coated substrates and non-aqueous, curable film-forming compositions used therefor
PPG IND OHIO INC0 citations53
US12228536B2Feb 18, 2025
Radio frequency signaling system and curable composition
PPG IND OHIO INC0 citations53
PPG INDUSTRIES INC
4 patentsUS5239012AAug 24, 1993
Ambient temperature curing compositions containing a hydroxy component and an anhydride component and an onium salt
PPG INDUSTRIES INC74 citations96
US5182355AJan 26, 1993
Polyurethane polyanhydride oligomers and method of preparation
PPG INDUSTRIES INC58 citations96
US5288802AFeb 22, 1994
Automotive refinish primer surfacer containing acetoacetate functional polyesterpolyol, a polyacrylate, and an amine functional epoxy resin
PPG INDUSTRIES INC66 citations92
US5059655AOct 22, 1991
Polyurethane polyanhydride oligomers and method of preparation
PPG INDUSTRIES INC8 citations74