Inventor · disambiguated record
William J. Cheng
Also filed as: CHENG WILLIAM J
12 granted patents·225 citations·filing 1973–1980
92Inventor score
Files withPETROLITE CORP12
Top patents by PatentIndex Score
12 records- 0191US4163728APreparation of magnesium-containing dispersions from magnesium carboxylates at low carboxylate stoichiometryPETROLITE CORP·Filed 1977·Granted Aug 7, 1979·43 cites·16 claims
- 0290US4121026ACopolymers of alpha-olefins and maleic anhydride reacted with amines in the presence of Lewis acidsPETROLITE CORP·Filed 1973·Granted Oct 17, 1978·29 cites·10 claims
- 0386US4229309AMagnesium-containing dispersionsPETROLITE CORP·Filed 1977·Granted Oct 21, 1980·28 cites·20 claims
- 0481US4164472ACaCO3 -containing dispersionsPETROLITE CORP·Filed 1978·Granted Aug 14, 1979·26 cites·17 claims
- 0580US4193769AZnO dispersions by decomposition of ZnCO3PETROLITE CORP·Filed 1978·Granted Mar 18, 1980·20 cites·6 claims
- 0672US4163645AOrganic liquids containing anti-static agents which are copolymers of alpha-olefins and maleic anhydrides reacted with aminesPETROLITE CORP·Filed 1978·Granted Aug 7, 1979·20 cites·15 claims
- 0768US4410446AZinc oxide dispersions by decomposition of zinc acetatePETROLITE CORP·Filed 1979·Granted Oct 18, 1983·17 cites·4 claims
- 0863US4293429AMgO DispensionsPETROLITE CORP·Filed 1980·Granted Oct 6, 1981·16 cites·12 claims
- 0963US4179383APreparation of magnesium-containing dispersions from magnesium carboxylatesPETROLITE CORP·Filed 1977·Granted Dec 18, 1979·9 cites·16 claims
- 1055US4298482ALow temperature process of preparing Mg(OH)2 suspensionsPETROLITE CORP·Filed 1979·Granted Nov 3, 1981·10 cites·14 claims
- 1149US4226739AMagnesium-containing dispersions by decomposition of MgCO3PETROLITE CORP·Filed 1978·Granted Oct 7, 1980·7 cites·5 claims
- 1226US4263151AOil solutions and/or dispersions of hydrated chromium oxidesPETROLITE CORP·Filed 1979·Granted Apr 21, 1981·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →