Inventor · Tustin, CA, US

John D. Baker

13Patents
8h-index
22Co-inventors
72Inventor score

Filing activity: Apr 29, 1974 → Sep 26, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5307484A Relational data base repository system for managing functional and physical data structures of nodes and links of multiple computer networks Emerging Cross-Sectional Technologies 70 Expired
US5976723A Getter materials for cracking ammonia Emerging Cross-Sectional Technologies 37 Expired
US4167699A User calibrated electronic speedometer and odometer Physics 31 Expired
US3946311A Air core gauge with expanded pointer range Physics 20 Expired
US5080693A Tritium monitor and collection system Physics 20 Expired
US5999414A Physically separating printed circuit boards with a resilient, conductive contact Electricity 15 Expired
US4758784A Air core gauge with zero pointer return related application Physics 11 Expired
US5156459A Radiation beam calorimetric power measurement system Physics 10 Expired
US4310801A Programmable divider Electricity 7 Expired
US5669961A Method for the purification of noble gases, nitrogen and hydrogen Emerging Cross-Sectional Technologies 7 Expired
US5913035A Computer network availability system Electricity 4 Expired
US4234085A Clip storage Performing Operations; Transporting 0 Expired
US9121700B2 Surveying and leveling device Physics 0 Active

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