Inventor · Lake Arrowhead, CA, US

Jeff McKenzie

20Patents
13h-index
12Co-inventors
78Inventor score

Filing activity: Sep 30, 1992 → Jan 3, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5526982A Adjustable sprinkler nozzle Emerging Cross-Sectional Technologies 84 Expired
US6945471B2 Rotary sprinkler Performing Operations; Transporting 64 Expired
US6029907A Adjustable sprinkler nozzle Emerging Cross-Sectional Technologies 60 Expired
US6869026B2 Rotary sprinkler with arc adjustment guide and flow-through shaft Performing Operations; Transporting 56 Expired
US5234169A Removable sprinkler nozzle Performing Operations; Transporting 50 Expired
US5662545A Planetary gear drive assembly Emerging Cross-Sectional Technologies 49 Expired
US7017831B2 Sprinkler system Emerging Cross-Sectional Technologies 49 Expired
US6019295A Adjustable arc fixed spray sprinkler nozzle Emerging Cross-Sectional Technologies 45 Expired
US7392956B2 Rotary sprinkler with arc adjustment guide and flow-through shaft Performing Operations; Transporting 35 Expired
US5722593A Adjustable sprinkler nozzle Emerging Cross-Sectional Technologies 32 Expired
US7337988B2 Regulating turbine for sprinkler Performing Operations; Transporting 31 Expired
US5785248A Rotary sprinkler drive assembly with filter screen Performing Operations; Transporting 27 Expired
US7631813B1 Sprinkler assembly Emerging Cross-Sectional Technologies 24 Active
US8444063B2 Sprinkler assembly Emerging Cross-Sectional Technologies 10 Active
US8746591B2 Sprinkler assembly Emerging Cross-Sectional Technologies 7 Active
US7404525B2 Nozzle base clutch Emerging Cross-Sectional Technologies 7 Expired
US9623431B2 Sprinkler assembly Emerging Cross-Sectional Technologies 5 Active
US9889458B2 Sprinkler assembly Emerging Cross-Sectional Technologies 5 Active
US9242255B2 Sprinkler assembly Emerging Cross-Sectional Technologies 4 Active
US10654061B2 Sprinkler assembly Emerging Cross-Sectional Technologies 2 Active

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