Inventor · Portland, OR, US

Michael Martin

40Patents
16h-index
25Co-inventors
81Inventor score

Filing activity: Dec 13, 1976 → Jul 26, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5135387A Nitrogen oxide control using internally recirculated flue gas Mechanical Engineering; Lighting; Heating 117 Expired
US5044932A Nitrogen oxide control using internally recirculated flue gas Mechanical Engineering; Lighting; Heating 113 Expired
USD603837S1 Headphone assembly General 82 Expired
USD602475S1 Headset earphone assembly General 76 Expired
US8504127B2 Pocket case for mobile communications devices combined with carrying compartment for credit card sized items Electricity 74 Active
US6938927B1 Telescoping hand held pole Human Necessities 49 Expired
USD721689S1 Pocket case for mobile communications devices combined with carrying compartment for credit card sized items General 44 Active
USD865739S1 Case for a mobile communications device General 36 Active
USD879760S1 Case for a mobile communications device General 29 Active
USD836096S1 Pocket case for mobile communications devices combined with carrying compartment for credit card sized items General 26 Active
USD824892S1 Pocket case for mobile communications devices with carrying compartment for credit card sized items General 24 Active
US10506857B2 Adhesive pocket for mobile phones Electricity 24 Active
US7412185B2 Controlling average power to a fuser Physics 22 Expired
USD865740S1 Case for a mobile communications device General 21 Active
US5316469A Nitrogen oxide control using internally recirculated flue gas Mechanical Engineering; Lighting; Heating 21 Expired
USD632667S1 Headphone assembly General 18 Expired
USD865743S1 Pocket case for mobile communications devices with carrying compartment for credit card sized items General 14 Active
USD879758S1 Pocket case for mobile communications device combined with carrying compartment for credit card sized items General 14 Active
US6804478B2 Methods and apparatus for controlling a fuser Physics 13 Expired
USD880465S1 Pocket case for mobile communications device combined with carrying compartment for credit card sized items General 12 Active
USD865742S1 Pocket case for mobile communications devices with carrying compartment for credit card sized items General 12 Active
USD879757S1 Pocket case for mobile communications device combined with carrying compartment for credit card sized items General 11 Active
USD855607S1 Pocket case for mobile communications devices with carrying compartment for credit card sized items General 11 Active
US4075423A Sound analyzing apparatus Physics 11 Expired
US6386183B1 Motorcycle having system for combustion knock control Emerging Cross-Sectional Technologies 10 Expired

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