Inventor · disambiguated record
Ivan R. Leatherman
Also filed as: LEATHERMAN IVAN R
5 granted patents·106 citations·filing 1977–1981
80Inventor score
Technology areasC08F
Files withPPG INDUSTRIES INC5
Top patents by PatentIndex Score
5 records- 0191US4396737APolymerization of polyol allyl carbonate using polymerization initiators of short and long half livesPPG INDUSTRIES INC·Filed 1981·Granted Aug 2, 1983·83 cites·33 claims
- 0262US4273702ACobalt aluminate internal colorants for diol bis (allyl carbonate)PPG INDUSTRIES INC·Filed 1980·Granted Jun 16, 1981·13 cites·12 claims
- 0338US4368310AMethod of polymerizing sheetsPPG INDUSTRIES INC·Filed 1981·Granted Jan 11, 1983·4 cites·4 claims
- 0438US4297267AHexavalent chromium internal colorants for diol bis (allyl carbonate) polymerizatesPPG INDUSTRIES INC·Filed 1980·Granted Oct 27, 1981·4 cites·9 claims
- 0533US4181626AMethod of preparing tungsten hexacarbonyl containing polymers and polymers prepared therebyPPG INDUSTRIES INC·Filed 1977·Granted Jan 1, 1980·2 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →