Inventor · disambiguated record
William R. Van Zante
Also filed as: VAN ZANTE WILLIAM R
2 granted patents·2 pending applications·121 citations·filing 1974–2011
69Inventor score
Files withRING O MATIC MANUFACTURING COM1RING O MATIC MFG CO INC1VAN ZANTE WILLIAM R1ZANTE WILLIAM R VAN1
Top patents by PatentIndex Score
4 records- 0178US5887667AMethod and means for drilling an earthen holeRING O MATIC MANUFACTURING COM·Filed 1997·Granted Mar 30, 1999·78 cites·15 claims
- 0271US3935887ACutter discZANTE WILLIAM R VAN·Filed 1974·Granted Feb 3, 1976·43 cites·10 claims
- 0343US2009303828A1Method of filling potholes and apparatus for performing sameRING O MATIC MFG CO INC·Filed 2008·Application pending·0 cites
- 0431US2012181089A1Method and Means for Drilling an Earthen HoleVAN ZANTE WILLIAM R·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →