Inventor · disambiguated record
Marvin R. Johnson
Also filed as: JOHNSON MARVIN R · JOHNSON MARVIN RICHARD
2 granted patents·1 pending application·26 citations·filing 1988–2019
61Inventor score
Top patents by PatentIndex Score
3 records- 0151US2019213580A1System and method for prepaid purse drive paymentsMASTERCARD INTERNATIONAL INC·Filed 2019·Application pending·0 cites
- 0247US5027062AElectroformed chemically milled probes for chip testingGEN DYNAMICS AIR DEFENSE·Filed 1989·Granted Jun 25, 1991·13 cites·11 claims
- 0345US4878294AElectroformed chemically milled probes for chip testingGEN DYNAMICS CORP·Filed 1988·Granted Nov 7, 1989·13 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →