Inventor · disambiguated record
William D. Balkman
Also filed as: BALKMAN WILLIAM D
2 granted patents·1 pending application·160 citations·filing 1989–2004
62Inventor score
Top patents by PatentIndex Score
3 records- 0189US5093622AMethod and apparatus for determining direction to and position of an underground conductorMINNESOTA MINING & MFG·Filed 1989·Granted Mar 3, 1992·159 cites·20 claims
- 0234US7295654B2Digital kick meter and graphical user interface (GUI)3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Nov 13, 2007·1 cites·28 claims
- 0329US2005240831A1Universal controller and graphical user interfaceBALKMAN WILLIAM D·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →