Inventor · Kawkawlin, MI, US

John A. Horner

9Patents
7h-index
4Co-inventors
56Inventor score

Filing activity: Dec 26, 1979 → Feb 15, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US4739648A Methods and system for determining leaks in underground liquid storage tanks and the like Physics 27 Expired
US4571987A Leak detector Physics 25 Expired
US4603689A Patient operated device and method for applying traction to the lower back vertebra of a patient in a seated position Human Necessities 21 Expired
US4649739A Method of detecting leaks in liquid storage tanks Physics 17 Expired
US4618268A Method and apparatus for sensing average temperature Physics 16 Expired
US4885931A System for detecting leaks in underground fuel tanks and the like Physics 12 Expired
US5284048A Liquid hydrocarbon skimmer systems and methods of monitoring leaks in hazardous liquid tanks Performing Operations; Transporting 9 Expired
US4296313A Gear system and method of assembly Physics 3 Expired
US8706329B2 Facilitating navigation of vessels in specific water environments Physics 2 Active

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