Inventor · disambiguated record
Marshall R. Brookhart
Also filed as: BROOKHART MARSHALL R
4 granted patents·89 citations·filing 1977–1982
79Inventor score
Files withMINNESOTA MINING & MFG4
Top patents by PatentIndex Score
4 records- 0188US4145683ASingle track audio-digital recorder and circuit for use therein having error correctionMINNESOTA MINING & MFG·Filed 1977·Granted Mar 20, 1979·38 cites·21 claims
- 0279US4254500ASingle track digital recorder and circuit for use therein having error correctionMINNESOTA MINING & MFG·Filed 1979·Granted Mar 3, 1981·23 cites·24 claims
- 0359US4426665AAutomatic track following feature for helical video recorderMINNESOTA MINING & MFG·Filed 1982·Granted Jan 17, 1984·15 cites·10 claims
- 0456US4337492AHead positioning transducer for helical scan video reproducerMINNESOTA MINING & MFG·Filed 1980·Granted Jun 29, 1982·13 cites·9 claims
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