Inventor · Waterloo, IA, US

Christopher D. Turner

25Patents
10h-index
41Co-inventors
71Inventor score

Filing activity: Oct 30, 2003 → Oct 25, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7894951B2 Systems and methods for switching between autonomous and manual operation of a vehicle Emerging Cross-Sectional Technologies 326 Active
US9098080B2 Systems and methods for switching between autonomous and manual operation of a vehicle Emerging Cross-Sectional Technologies 158 Active
US9043016B2 Versatile robotic control module Emerging Cross-Sectional Technologies 78 Active
US10183667B2 Human presence detection on a mobile machine Performing Operations; Transporting 70 Active
US9880560B2 Vehicle auto-motion control system Human Necessities 32 Active
US10591025B2 Integrated starter-generator device with power transmission Mechanical Engineering; Lighting; Heating 23 Active
US9429944B2 Versatile robotic control module Emerging Cross-Sectional Technologies 21 Active
US9290093B2 Supplemental power attachment for a vehicle Emerging Cross-Sectional Technologies 19 Active
US7089721B2 Modular vehicle system having engine unit and mower unit for communication therewith Physics 17 Expired
US6906684B2 Controlling a telescopic antenna mast Electricity 17 Expired
US9532499B2 System and method to monitor gaseous concentrations Human Necessities 10 Active
US10487918B2 Integrated starter-generator device with power transmission Emerging Cross-Sectional Technologies 9 Active
US10519920B2 Automatic two-mode high reduction power transmission system Emerging Cross-Sectional Technologies 9 Active
US7665283B2 Modular vehicle system having engine unit and mower unit for communication therewith Physics 9 Active
US6988583B2 Electrical steering system for manned or unmanned operation Performing Operations; Transporting 6 Expired
US8939250B2 Self-powered apparatus Performing Operations; Transporting 3 Active
US8752672B2 Ladder standoff device Fixed Constructions 3 Active
US9050978B2 Slip-responsive vehicle drive system Emerging Cross-Sectional Technologies 2 Active
US6946749B2 Automatic management of the health of an electrical storage device Emerging Cross-Sectional Technologies 2 Expired
US9459130B2 System for measuring a liquid level and orientation Physics 1 Active
US9528871B2 System for determining a liquid quantity and orientation Physics 1 Active
US9580061B2 Combined engine and hybrid power system load control Emerging Cross-Sectional Technologies 1 Active
US7073623B2 Electrical steering system for manned or unmanned operation Performing Operations; Transporting 1 Expired
US10821840B2 Power supply arrangement with an interface for operation of a multi-voltage system Emerging Cross-Sectional Technologies 0 Active
US11700792B2 Torque smoothing apparatuses for large square balers Mechanical Engineering; Lighting; Heating 0 Active

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