Inventor · disambiguated record
Wen-Hsuan Chang
Also filed as: CHANG WEN H · CHANG WEN-HSUAN · MCKEOUGH DAVID T · PORTER SAMUEL JR
89 granted patents·8 pending applications·3,382 citations·filing 1972–2025
99Inventor score
Files withPPG INDUSTRIES INC86AcuraStem Incorporated5ACURASTEM INC1AcuraStem Incorported1INNOLUX CORP1
Top patents by PatentIndex Score
97 records- 0199US4147679AWater-reduced urethane coating compositionsPPG INDUSTRIES INC·Filed 1977·Granted Apr 3, 1979·339 cites·32 claims
- 0299US4046729AWater-reduced urethane coating compositionsPPG INDUSTRIES INC·Filed 1975·Granted Sep 6, 1977·235 cites·35 claims
- 0399US3959201AHigh solids, water thinnable compositionsPPG INDUSTRIES INC·Filed 1973·Granted May 25, 1976·78 cites·19 claims
- 0498US4093673ACoating compositions composed of hydroxyfunctional polymers or copolymers and alkoxysilanesPPG INDUSTRIES INC·Filed 1974·Granted Jun 6, 1978·105 cites·35 claims
- 0598US4066591AWater-reduced urethane coating compositionsPPG INDUSTRIES INC·Filed 1975·Granted Jan 3, 1978·162 cites·33 claims
- 0698US4043953AAmbient temperature, moisture-curable acrylic-silane coating compositions having improved potlifePPG INDUSTRIES INC·Filed 1975·Granted Aug 23, 1977·103 cites·24 claims
- 0798US4025407AMethod for preparing high solids films employing a plurality of curing mechanismsPPG INDUSTRIES INC·Filed 1974·Granted May 24, 1977·108 cites·15 claims
- 0897US4343925ACoating compositions based on polyol-containing film forming components and organic alcoholic reactive diluentsPPG INDUSTRIES INC·Filed 1979·Granted Aug 10, 1982·87 cites·23 claims
- 0997US3994851AHigh solids polyester coating compositionPPG INDUSTRIES INC·Filed 1972·Granted Nov 30, 1976·65 cites·34 claims
- 1096US3954899AExtensible coatingsPPG INDUSTRIES INC·Filed 1975·Granted May 4, 1976·70 cites·15 claims
- 1195US4410667AElastomeric coating compositionsPPG INDUSTRIES INC·Filed 1982·Granted Oct 18, 1983·79 cites·11 claims
- 1295US4205115APolyester coating compositionPPG INDUSTRIES INC·Filed 1978·Granted May 27, 1980·72 cites·25 claims
- 1395US4034017AComposition useful in making extensible filmsPPG INDUSTRIES INC·Filed 1975·Granted Jul 5, 1977·67 cites·13 claims
- 1494US4082634AMethod of curing b-stage polyurethanesPPG INDUSTRIES INC·Filed 1972·Granted Apr 4, 1978·47 cites·11 claims
- 1593US3962369ASealer-primer for elastomeric coatingsPPG INDUSTRIES INC·Filed 1974·Granted Jun 8, 1976·43 cites·10 claims
- 1692US4543405AHigh solids polyurethane polyols and coating compositions thereofPPG INDUSTRIES INC·Filed 1984·Granted Sep 24, 1985·51 cites·20 claims
- 1792US4188472ACurable lactone derived resinsPPG INDUSTRIES INC·Filed 1978·Granted Feb 12, 1980·59 cites·23 claims
- 1890US4622369AUrethane resins containing hydrolyzable moieties from organosilane compoundsPPG INDUSTRIES INC·Filed 1985·Granted Nov 11, 1986·45 cites·29 claims
- 1990US4429082AFilm-forming resins containing alkoxy silane groupsPPG INDUSTRIES INC·Filed 1982·Granted Jan 31, 1984·48 cites·44 claims
- 2090US4413086ACoating compositions containing organosilane-polyolPPG INDUSTRIES INC·Filed 1982·Granted Nov 1, 1983·49 cites·15 claims
- 2189US4085092ATransparent, optically clear poly(lactone-urethane) interlayers for laminated safety glassPPG INDUSTRIES INC·Filed 1976·Granted Apr 18, 1978·76 cites·17 claims
- 2289US3975457AThermoplastic extensible coating compositionsPPG INDUSTRIES INC·Filed 1974·Granted Aug 17, 1976·32 cites·15 claims
- 2389US3962522APoly(esterurethane) coating cured with an aminoplast on a solid substratePPG INDUSTRIES INC·Filed 1975·Granted Jun 8, 1976·43 cites·8 claims
- 2488US4988778APolyamine-functional silane resinPPG INDUSTRIES INC·Filed 1990·Granted Jan 29, 1991·40 cites·7 claims
- 2588US4628076ACurable coating vehicle based upon aminoalkyloxy silanes and organic isocyanatesPPG INDUSTRIES INC·Filed 1984·Granted Dec 9, 1986·39 cites·24 claims
- 2688US4604443APartial hydrolyzates containing hydrolyzable moieties from organosilane compoundsPPG INDUSTRIES INC·Filed 1985·Granted Aug 5, 1986·32 cites·25 claims
- 2788US4528344ALow molecular weight resins from nonaromatic polyols and aminoplastsPPG INDUSTRIES INC·Filed 1984·Granted Jul 9, 1985·35 cites·18 claims
- 2887US4678835ACoating composition containing an ungelled reaction product as a curativePPG INDUSTRIES INC·Filed 1986·Granted Jul 7, 1987·49 cites·30 claims
- 2987US4569966APolymeric microparticlesPPG INDUSTRIES INC·Filed 1984·Granted Feb 11, 1986·42 cites·19 claims
- 3087US4154891ANovel thermosetting resinous compositionsPPG INDUSTRIES INC·Filed 1977·Granted May 15, 1979·38 cites·16 claims
- 3184US4501872AMoisture curable compositions containing reaction products of hydrophobic polyols and organosilicon-containing materialsPPG INDUSTRIES INC·Filed 1983·Granted Feb 26, 1985·34 cites·18 claims
- 3284US4332329AImplosion coatingsPPG INDUSTRIES INC·Filed 1977·Granted Jun 1, 1982·20 cites·11 claims
- 3384US4208495AComposition useful in making extensible filmsPPG INDUSTRIES INC·Filed 1978·Granted Jun 17, 1980·38 cites·12 claims
- 3483US4684697ACompositions based on silane hydrolyzates and vinyl polymers containing hydrolyzable silyl groupsPPG INDUSTRIES INC·Filed 1986·Granted Aug 4, 1987·31 cites·26 claims
- 3583US4410668AElastomeric coating compositionsPPG INDUSTRIES INC·Filed 1982·Granted Oct 18, 1983·33 cites·9 claims
- 3683US4098743APolylactone-polyurethanes and aqueous dispersions thereofPPG INDUSTRIES INC·Filed 1976·Granted Jul 4, 1978·29 cites·20 claims
- 3782US4588783AAmide-containing polyhydroxyethyl carbamatesPPG INDUSTRIES INC·Filed 1983·Granted May 13, 1986·28 cites·7 claims
- 3880US4430486AFilm-forming urethane resins containing alkoxy silane groups and acrylyl groupsPPG INDUSTRIES INC·Filed 1982·Granted Feb 7, 1984·29 cites·18 claims
- 3978US4540771AHigh solids polyester polyols and resinous polyols thereofPPG INDUSTRIES INC·Filed 1984·Granted Sep 10, 1985·24 cites·18 claims
- 4078US4477618AAminoplast curable coating compositions containing sulfonic acid esters as latent acid catalystsPPG INDUSTRIES INC·Filed 1982·Granted Oct 16, 1984·23 cites·20 claims
- 4178US4468492APolymeric organo functional silanes as reactive modifying materialsPPG INDUSTRIES INC·Filed 1983·Granted Aug 28, 1984·24 cites·22 claims
- 4278US4467081AGelable, silicate rich resins from hydrophobic polyols and volatile and/or incompatible organosilicatesPPG INDUSTRIES INC·Filed 1983·Granted Aug 21, 1984·26 cites·19 claims
- 4378US4446292AMoisture curable compositions containing reaction products of hydrophobic polyols and monomer organosilicon-containing substancesPPG INDUSTRIES INC·Filed 1983·Granted May 1, 1984·26 cites·17 claims
- 4476US4174229AMagnesium oxide cementitious compositions containing hydrolyzable organo-silicon compoundsPPG INDUSTRIES INC·Filed 1978·Granted Nov 13, 1979·27 cites·52 claims
- 4575US5354881ASilanes carrying water-solubilizing and hydrophobic moietiesPPG INDUSTRIES INC·Filed 1991·Granted Oct 11, 1994·18 cites·18 claims
- 4675US4714738AAcrylic polymers containing hydrolyzable moieties from organosilane compoundsPPG INDUSTRIES INC·Filed 1985·Granted Dec 22, 1987·22 cites·23 claims
- 4775US4419407AElastomeric coating compositionsPPG INDUSTRIES INC·Filed 1982·Granted Dec 6, 1983·23 cites·16 claims
- 4874US4417022ACoating compositions based on polyol-containing film forming components and organic alcoholic reactive diluentsPPG INDUSTRIES INC·Filed 1982·Granted Nov 22, 1983·24 cites·17 claims
- 4972US3953391ACationic acrylic electrodepositable compositionsPPG INDUSTRIES INC·Filed 1972·Granted Apr 27, 1976·13 cites·5 claims
- 5070US4923757ABilayer windshield with an abrasion and solvent resistant polyurethane protective coatingPPG INDUSTRIES INC·Filed 1988·Granted May 8, 1990·24 cites·10 claims
Showing the top 50 of 97 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →