Inventor · San Diego, CA, US

Wayne M. Spani

11Patents
9h-index
9Co-inventors
65Inventor score

Filing activity: Dec 1, 1980 → Feb 21, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US4587434A Currency note validator Physics 231 Expired
US5463906A Interchangeable disposable acoustic for use with an ultrasonic flowmeter, particularly during extracorporeal measurement of blood flow Human Necessities 154 Expired
US4703314A Empty container detector with drop sensor Physics 125 Expired
US4665391A Empty container detector Physics 111 Expired
US4764166A Ultrasonic air-in-line detector Human Necessities 89 Expired
US4376942A Thermal printing system Performing Operations; Transporting 31 Expired
US5001425A Ferromagnetic object detector with comparison of signal maximums from a pair of detection coils Performing Operations; Transporting 26 Expired
US5440936A Compact x-cross transducer array for a transit time flowmeter, particularly for use during in-vivo blood flow measurement Physics 22 Expired
US4897591A Regulated battery charger Electricity 13 Expired
US5363848A Variable illumination of a lumen for acoustic blood flow measurement Physics 9 Expired
US9041340B2 Systems and methods for in-vehicle charging of pallet jack batteries Emerging Cross-Sectional Technologies 0 Active

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