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KELLY DONALD A

Overview
  • Total Patents
    39
About

KELLY DONALD A has a total of 39 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and machines are CHAE SOO JOH, SHINOHARA SAKUTA and XIANGTAN ELECTRIC MFG GROUP CO LTD.

Patent filings in countries

World map showing KELLY DONALD As patent filings in countries
# Country Total Patents
#1 United States 39

Patent filings per year

Chart showing KELLY DONALD As patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kelly Donald A 39
#2 Hladek James J 1

Latest patents

Publication Filing date Title
US4256060A Manifold hydrogen generator units for automotive I.C. engines
US4233961A Suspended, hot-box solar collectors
US4205657A Convertible modular tri-mode solar conversion system
US4220870A Wind conversion lattice array, with multiple mini-turbo-generator modules
US4179633A Magnetic wheel drive
US4167684A Magnetic torque multiplier
US4082969A Magnetic torque converter
US4224797A Variable speed, condensing steam turbine and power system
US4191164A Dual conversion steam and electric solar power system
US4168696A Four quadrant, two dimensional, linear solar concentration panels
US4173213A Solar power system, with high concentration, linear reflective solar panels
US4023368A High density-third dimension geometry solar panels
US4119863A Combined high density solar panels and vertical wind turbines
US3959113A Square form permeable electrodes for pressure electrolysis process units
US4042481A Pressure-electrolysis cell-unit
US3958422A Rotary stirling cycle engine systems
US3958421A Rotary closed parallel cycle engine systems
US4044559A Rotary closed series cycle engine system
US3861149A Modular closed cycle turbine system
US4036290A Helical expansion condenser