Inventor · Cincinnati, OH, US

Robert D. Smith

45Patents
15h-index
27Co-inventors
81Inventor score

Filing activity: May 9, 1905 → Apr 14, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4956769A Occurence and value based security system for computer databases Emerging Cross-Sectional Technologies 191 Expired
US3988405A PROCESS FOR FORMING THIN WALLED ARTICLES OR THIN SHEETS Electricity 49 Expired
US4802143A Alarm system for measurement while drilling oil wells Fixed Constructions 46 Expired
US7409837B2 Interchangeable jewellery insert and item for receiving the insert Human Necessities 25 Expired
US5368417A Captive carrier for a transport tube system Performing Operations; Transporting 24 Expired
US4298430A Apparatus for determining the local power generation rate in a nuclear reactor fuel assembly Emerging Cross-Sectional Technologies 22 Expired
US5304017A Pneumatic transmission system Performing Operations; Transporting 22 Expired
US4728777A Grilling arrangement Electricity 21 Expired
US8596090B1 Jewellery article with magnetic elements Emerging Cross-Sectional Technologies 20 Active
USD373140S Set of front and back cover panels for a directory General 19 Expired
US8459604B2 Expansion splice plate for a cable tray run Emerging Cross-Sectional Technologies 19 Active
US4313792A Miniature gamma thermometer slideable through bore for measuring linear heat generation rate Emerging Cross-Sectional Technologies 19 Expired
US5097854A Hair ornaments incorporating hair of the wearer Human Necessities 17 Expired
US4312535A Clamp mounted foldable portable baby chair Human Necessities 16 Expired
US4592230A Apparatus for and method of determining the liquid coolant level in a nuclear reactor Emerging Cross-Sectional Technologies 16 Expired
US4418035A Coolant condition monitor for nuclear power reactor Emerging Cross-Sectional Technologies 15 Expired
US3960006A Non-destructive test apparatus and method for a material having a cavity therein Physics 14 Expired
US5065897A Universal dispensing apparatus for stacked articles Performing Operations; Transporting 11 Expired
US4440716A In-situ calibration of local power measuring devices for nuclear reactors Emerging Cross-Sectional Technologies 10 Expired
US4924841A Arrow guide Mechanical Engineering; Lighting; Heating 10 Expired
US5609280A Belt buckle with tool carrier Emerging Cross-Sectional Technologies 10 Expired
US4411858A Power performance monitoring system for nuclear reactor fuel core Emerging Cross-Sectional Technologies 10 Expired
US4551617A Heating apparatus Electricity 8 Expired
US4235702A Hydrocarbon processing Chemistry; Metallurgy 7 Expired
US5564868A Pneumatic transmission system Performing Operations; Transporting 7 Expired

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