Inventor · disambiguated record
John H. Harshbarger
Also filed as: HARSHBARGER III JOHN H · HARSHBARGER JOHN H
11 granted patents·350 citations·filing 1980–1987
92Inventor score
Files withVISUAL INF INST INC11
Top patents by PatentIndex Score
11 records- 0196US4627483AHeat pump control systemVISUAL INF INST INC·Filed 1984·Granted Dec 9, 1986·102 cites·39 claims
- 0294US4627484AHeat pump control system with defrost cycle monitoringVISUAL INF INST INC·Filed 1984·Granted Dec 9, 1986·73 cites·28 claims
- 0387US4568975AMethod for measuring the gray scale characteristics of a CRT displayVISUAL INF INST INC·Filed 1984·Granted Feb 4, 1986·46 cites·16 claims
- 0471US4670782ATelevision video pattern generator systemVISUAL INF INST INC·Filed 1985·Granted Jun 2, 1987·27 cites·24 claims
- 0570US4852360AHeat pump control systemVISUAL INF INST INC·Filed 1987·Granted Aug 1, 1989·37 cites·8 claims
- 0670US4533950AMethod of testing the linearity of a raster scanVISUAL INF INST INC·Filed 1983·Granted Aug 6, 1985·20 cites·25 claims
- 0755US4536793APulse stretching circuit for a raster displayVISUAL INF INST INC·Filed 1983·Granted Aug 20, 1985·12 cites·16 claims
- 0850US4536792AMethod and apparatus for testing a CRT display under beam duty cycle variationVISUAL INF INST INC·Filed 1983·Granted Aug 20, 1985·9 cites·23 claims
- 0949US4417275ASelectable rate sync generator systemVISUAL INF INST INC·Filed 1980·Granted Nov 22, 1983·10 cites·12 claims
- 1045US4518995ASelectable rate sync generator systemVISUAL INF INST INC·Filed 1983·Granted May 21, 1985·8 cites·5 claims
- 1143US4509079AInterlace detectorVISUAL INF INST INC·Filed 1983·Granted Apr 2, 1985·6 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →