Inventor · disambiguated record
Harold Ferris
Also filed as: FERRIS HAROLD · FERRIS HAROLD A
2 granted patents·167 citations·filing 1975–1979
70Inventor score
Top patents by PatentIndex Score
2 records- 0181US4071711ATelephone subscriber distribution systemFARINON ELECTRIC OF CANADA LTD·Filed 1975·Granted Jan 31, 1978·59 cites·14 claims
- 0272US4323073AApparatus and method for controlling the application of therapeutic direct current to living tissueCOS ELECTRONICS CORP·Filed 1979·Granted Apr 6, 1982·108 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →