Inventor · Boston, MA, US

Eric Koehler

23Patents
11h-index
38Co-inventors
71Inventor score

Filing activity: Dec 9, 1999 → Dec 7, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6186409A Nozzles with integrated or built-in filters and method Emerging Cross-Sectional Technologies 54 Expired
US8311678B2 Method for adjusting concrete rheology based upon nominal dose-response profile Physics 46 Active
US6457658B2 Two-level nozzles with integrated or built-in filters and method Emerging Cross-Sectional Technologies 39 Expired
US8764272B2 Method for monitoring thixotropy in concrete mixing drum Physics 27 Active
US8491717B2 Multivariate management of entrained air and rheology in cementitious mixes Chemistry; Metallurgy 23 Active
US8818561B2 Slump flow monitoring Physics 22 Active
US8960990B2 Mixer waveform analysis for monitoring and controlling concrete Physics 19 Active
US8764273B2 Multivariate management of entrained air and rheology in cementitious mixes Chemistry; Metallurgy 15 Active
US9550312B2 Treating and reporting volume of concrete in delivery vehicle mixing drum Physics 12 Active
US9776195B2 Irrigation nozzle assembly and method Performing Operations; Transporting 12 Active
US9789629B2 Method for adjusting concrete rheology based upon nominal dose-response profile Physics 11 Active
US10363684B2 Monitoring discharge pressure on concrete mix load Emerging Cross-Sectional Technologies 10 Active
US9952246B2 Determination of gyroscopic based rotation Performing Operations; Transporting 9 Active
US10183418B2 Dynamic segregation monitoring of concrete Physics 8 Active
US9987639B2 Irrigation nozzle assembly and method Performing Operations; Transporting 8 Active
US9789628B2 Fast response time in slump monitoring systems Chemistry; Metallurgy 7 Active
US9466203B2 Sneak water detection for concrete delivery vehicles Physics 7 Active
US8911138B2 Fluid dispensing system and method for concrete mixer Performing Operations; Transporting 5 Active
US10739328B2 Apparatus, systems, and methods for metering total water content in concrete Physics 3 Active
US10432827B2 Integrated automotive system, nozzle assembly and remote control method for cleaning an image sensors exterior or objective lens surface Performing Operations; Transporting 2 Active
US10647026B2 Dynamic segregation monitoring of concrete Physics 2 Active
US10350647B2 Integrated automotive system, nozzle assembly and remote control method for cleaning an image sensor's exterior or objective lens surface Performing Operations; Transporting 0 Active
US8815009B2 Clay-bearing manufactured sands for hydratable cementitious compositions Emerging Cross-Sectional Technologies 0 Active

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