Inventor · Elk Grove Village, IL, US

John J. Flaherty

12Patents
7h-index
8Co-inventors
55Inventor score

Filing activity: Mar 10, 1975 → Jan 13, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4372658A Pipeline inspection apparatus Physics 31 Expired
US4356381A Warming plate mounting arrangement in a single-pass drip-type electric coffeemaker Human Necessities 23 Expired
US4635942A Ring-a-ding hook game Human Necessities 18 Expired
US4006407A Non-destructive testing systems having automatic balance and sample and hold operational modes Physics 18 Expired
US4074186A Conductivity measuring instrument having linearization means and a digital read-out Physics 15 Expired
US4249810A Pipeline inspection apparatus Physics 15 Expired
US4351031A Nondestructive testing system having automatic set-up means Physics 8 Expired
US4193306A Ultrasonic testing system Physics 7 Expired
US4150289A Gamma ray calibration system Physics 6 Expired
US4258245A Resistance welding machine Performing Operations; Transporting 5 Expired
US4123797A Flying spot pattern storage system Physics 2 Expired
US4378700A Indicating system for use in nondestructive testing Physics 1 Expired

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