Inventor · Crofton, MD, US

Robert W. Harris

27Patents
11h-index
15Co-inventors
72Inventor score

Filing activity: Nov 6, 1978 → Feb 25, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5277684A Multi-function exercise apparatus Emerging Cross-Sectional Technologies 103 Expired
US4487550A Cooled turbine blade tip closure Mechanical Engineering; Lighting; Heating 68 Expired
US5527249A Multi-function exercise machine making use of body weight Human Necessities 61 Expired
US4466239A Gas turbine engine with improved air cooling circuit Emerging Cross-Sectional Technologies 59 Expired
US4509037A Enhanced delta modulation encoder Electricity 54 Expired
US5967752A Slant-tier turbine airfoil Emerging Cross-Sectional Technologies 54 Expired
US5779607A Abdominal exercise machine adapted for strength exercises Emerging Cross-Sectional Technologies 54 Expired
US6224337A Thermal barrier coated squealer tip cavity Mechanical Engineering; Lighting; Heating 28 Expired
US4843902A Control system for powershift transmission clutches Emerging Cross-Sectional Technologies 24 Expired
US6207295A Article with tailorable high temperature coating Emerging Cross-Sectional Technologies 21 Expired
US4553247A Telemetry system with signal booster for digital data transmission through a transmission line Electricity 16 Expired
USD274253S Wood splitter General 9 Expired
US8730985B2 Technique for providing on a program channel composite programming content attributed to different sources Electricity 9 Active
US7942795B2 Stretching and toning device Human Necessities 7 Active
USD256773S Bottle General 6 Expired
US4622986A Dental floss knot tying device Human Necessities 6 Expired
US8863201B2 Gateway apparatus and methods for providing content and data delivery in a fiber-based content delivery network Electricity 6 Active
US5261456A Transmission engagement override valve Emerging Cross-Sectional Technologies 6 Expired
US4468785A Telemetry system with signal booster for digital data transmission through a transmission line Electricity 6 Expired
US9402106B1 Split signal bands in a multi-directional repeater device Electricity 5 Active
US4625455A Gate operating mechanism Fixed Constructions 4 Expired
US10972267B2 Deterministic verification of digital identity documents Electricity 0 Active
US10581614B2 Deterministic verification of digital identity documents Electricity 0 Active
US10225088B2 Deterministic verification of digital identity documents Electricity 0 Active
US11090735B1 Portable doweling jig Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.