Inventor · disambiguated record
William F. Marshall
Also filed as: ARILD TOR · MARSHALL WILLIAM F
5 granted patents·66 citations·filing 1976–2017
81Inventor score
Top patents by PatentIndex Score
5 records- 0164US4559875AHigh energy switching circuit for initiator means or the like and method thereforQUANTIC IND INC·Filed 1984·Granted Dec 24, 1985·20 cites·12 claims
- 0252USD882641STwo-pronged latch for downhole toolUnseated Tools LLC·Filed 2017·Granted Apr 28, 2020·8 cites·1 claims
- 0348US4649821AElectrical circuit continuity test apparatus for firing unitQUANTIC IND INC·Filed 1986·Granted Mar 17, 1987·15 cites·5 claims
- 0446US4170306AControl apparatus for sorting productsULTRA SORT CORP·Filed 1976·Granted Oct 9, 1979·11 cites·12 claims
- 0541US4700263ASafe-arm system with electrical charge transfer circuitQUANTIC IND INC·Filed 1985·Granted Oct 13, 1987·12 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →