Inventor · disambiguated record
Arvo Wahlberg, Deceased
Also filed as: WAHLBERG ARVO · WAHLBERG ARVO O
4 granted patents·46 citations·filing 1979–1986
76Inventor score
Top patents by PatentIndex Score
4 records- 0154US4804401AMethod of producing a phosphorus fertilizer soil conditionerWAHLBERG ARVO·Filed 1986·Granted Feb 14, 1989·12 cites·14 claims
- 0244US4571254AMethod for producing fertilizer from tree ash and softwood bark or from other tree wasteWAHLBERG ARVO·Filed 1984·Granted Feb 18, 1986·11 cites·12 claims
- 0344US4246018AProcess for the production of a fertilizer from barkAREX OY·Filed 1979·Granted Jan 20, 1981·13 cites·4 claims
- 0438US4710219AProduction method of combined phosphorus fertilizer and soil conditionerWAHLBERG ARVO·Filed 1986·Granted Dec 1, 1987·10 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →