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PPG INDUSTRIES INC

Overview
  • Total Patents
    13,043
  • GoodIP Patent Rank
    240,650
About

PPG INDUSTRIES INC has a total of 13,043 patent applications. Its first patent ever was published in 1957. It filed its patents most often in United States, Canada and Japan. Its main competitors in its focus markets machines, macromolecular chemistry and polymers and basic materials chemistry are PITTSBURGH PLATE GLASS CO, SAINT GOBAIN VITRAGE and ASAHI GLASS CO LTD.

Patent filings per year

Chart showing PPG INDUSTRIES INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chang Wen-Hsuan 225
#2 Dowbenko Rostyslaw 203
#3 Mccollum Gregory J 163
#4 Wismer Marco 141
#5 Seiner Jerome A 133
#6 Christenson Roger M 116
#7 Frank Robert G 113
#8 Das Suryya K 105
#9 Swarup Shanti 100
#10 Kunkle Gerald Erasmus 99

Latest patents

Publication Filing date Title
US2016326045A1 Glass compositions, fiberizable glass compositions, and glass fibers made therefrom
WO2013090220A1 Indeno-fused naphthopyrans having ethylenically unsaturated groups
WO2013086248A1 Photochromic materials that include indeno-fused naphthopyrans
NL1037405C2 Pouch for paint colourant.
BRPI0811830A2 "coating composition, method for coating a substrate and substrate"
BRPI0715145A2 low temperature moisture curable coating composition substrate, method for depositing a coating on a subtract and method for coating a substrate
US2008149112A1 Surgical covering material
WO9919376A1 Continuous process for producing rheology modifiers
WO9912820A1 Plastic package containers having improved gas barrier properties
KR100201019B1 Vinyl chloride-olefin copolymers having good color stability and flexibility for container coatings
WO9856593A1 Inkjet printing media
WO9855328A1 Coating composition and printing medium
WO9853978A1 Glass fiber mats, composites reinforced with the same and methods for making the same
CN1203890A Reduction of Nox emissions in glass melting furnace
WO9852240A1 Separator for lead-acid storage battery
US5905121A Active ester urethane crosslinking agents and their use in film-forming compositions
US5869658A Photochromic indeno-fused naptho 2,1-b!pyrans
US5879592A Water soluble photochromic compounds, compositions and optical elements comprising the compounds
US5883021A Glass monofilament and strand mats, vacuum-molded thermoset composites reinforced with the same and methods for making the same
WO9825995A1 Process for improving adhesion of electroconductive metal oxide layers to polymeric substrates and articles produced thereby