Inventor · Portland, OR, US

John D. Bell

10Patents
4h-index
16Co-inventors
57Inventor score

Filing activity: Dec 27, 1977 → Apr 26, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
USD350022S Shoe upper General 52 Expired
US5167205A Convertible disposable animal litter container Human Necessities 30 Expired
US7411688B1 Method and system for laser intensity calibration in a three-dimensional multi-color laser scanning system Physics 10 Active
US4398468A Railway propulsion system suspension Performing Operations; Transporting 5 Expired
USD335737S Gas cylinder carrier General 4 Expired
US9279476B2 Rope braking system Mechanical Engineering; Lighting; Heating 1 Active
USD758261S1 Vehicle steering wheel having turn signal buttons General 1 Active
US4182916A Method for the production of 6-hydroxy-1,2,3,4-tetrahydronaphthalene Chemistry; Metallurgy 1 Expired
US11920310B1 Removable bollard Fixed Constructions 0 Active
US9211466B2 Pivotable boom golf swing improvement device Human Necessities 0 Active

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