Inventor · disambiguated record
Harold F. Christmann
Also filed as: CHRISTMANN HAROLD F
4 granted patents·54 citations·filing 1974–1978
77Inventor score
Files withPETRO TEX CHEM CORP4
Top patents by PatentIndex Score
4 records- 0188US3998760AModified zinc ferrite oxidative dehydrogenation catalystsPETRO TEX CHEM CORP·Filed 1974·Granted Dec 21, 1976·24 cites·3 claims
- 0277US3960767AModified zinc ferrite oxidative dehydrogenation catalystsPETRO TEX CHEM CORP·Filed 1974·Granted Jun 1, 1976·12 cites·2 claims
- 0349US4332972AModified zinc ferrite oxidative dehydrogenation catalysts in oxidative dehydrogenationPETRO TEX CHEM CORP·Filed 1978·Granted Jun 1, 1982·9 cites·7 claims
- 0449US4020120AModified zinc ferrite oxidative dehydrogenation catalystsPETRO TEX CHEM CORP·Filed 1975·Granted Apr 26, 1977·9 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →