Inventor · disambiguated record
Donald E. Mcwilliams
Also filed as: MCWILLIAMS DONALD E
4 granted patents·98 citations·filing 1975–1983
79Inventor score
Files withPPG INDUSTRIES INC4
Top patents by PatentIndex Score
4 records- 0188US3996032AInsulated heater tray for making glass fibers and method for using samePPG INDUSTRIES INC·Filed 1975·Granted Dec 7, 1976·32 cites·9 claims
- 0275US4518653AChemically treated glass fibers for reinforcing polymeric materials and processesPPG INDUSTRIES INC·Filed 1983·Granted May 21, 1985·31 cites·20 claims
- 0371US4370439AMethod of preparing a sizing composition for treating glass fibersPPG INDUSTRIES INC·Filed 1979·Granted Jan 25, 1983·15 cites·45 claims
- 0464US4370157AStable sizing compositions used during forming of glass fibers and resulting fiberPPG INDUSTRIES INC·Filed 1981·Granted Jan 25, 1983·20 cites·4 claims
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