Inventor · Columbus, IN, US

Christopher S. Chapman

8Patents
6h-index
13Co-inventors
60Inventor score

Filing activity: Jun 28, 1996 → Sep 12, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5632277A Ultrasound imaging system employing phase inversion subtraction to enhance the image Physics 149 Expired
US8021300B2 Three-dimensional fly-through systems and methods using ultrasound data Emerging Cross-Sectional Technologies 29 Expired
US10914218B1 Exhaust gas aftertreatment system with mixing features Emerging Cross-Sectional Technologies 15 Active
US6155981A Diagnostic ultrasonic imaging system and method for discriminating non-linearities Human Necessities 13 Expired
US5718230A Method and apparatus for creating ultrasound images using a reduced number of transmit beam lines Physics 12 Expired
US6160340A Multifrequency ultrasonic transducer for 1.5D imaging Performing Operations; Transporting 11 Expired
US9777937B2 Controller and loop performance monitoring in a heating, ventilating, and air conditioning system Mechanical Engineering; Lighting; Heating 1 Active
US10876453B1 Vehicle having an engine-integrated exhaust treatment system with in-cylinder ammonia creation Emerging Cross-Sectional Technologies 0 Active

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