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HARVEY PAYNE WILLIAM

Overview
  • Total Patents
    22
About

HARVEY PAYNE WILLIAM has a total of 22 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, machines and environmental technology are BACKER EHP INC, BODY HEAT LTD and ACRA ELECTRIC CORP.

Patent filings in countries

World map showing HARVEY PAYNE WILLIAMs patent filings in countries
# Country Total Patents
#1 United States 22

Patent filings per year

Chart showing HARVEY PAYNE WILLIAMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Harvey Payne William 22
#2 Moore Payne Pearson 1
#3 Payne Ii William Harvey 1

Latest patents

Publication Filing date Title
US2965075A Hydraulic torque boosters
US2882917A Hydraulic reaction power amplification
US2925092A Pressure-holding valve with pressure-shifted jet
US2657327A Adjusting system for furnace controls
US2604230A Liquid supply tank
US2594206A Oil-burning and control apparatus
US2519599A Control system for electric motors
US2440380A Means for automatically controlling arc furnace electrodes
US2389164A Mechanism for supporting and automatically adjusting arc furnace electrodes
US2541887A Means for automatically adjusting arc furnace electrodes
US2386260A Mounting for electric arc furnace electrodes
US2401370A Furnace roof construction
US2296734A Means for automatically controlling the electrodes of arc furnaces
US2278480A Means for automatically controlling the electrodes of arc furnaces
US2258468A Automatic electric arc furnace electrode control
US2148834A Clamping mechanism for electric arc furnace electrodes
US2098672A Automatic electric arc furnace electrode control
US2085327A Roller floor for furnaces
US2131068A Draft connection for trailers
US2133305A Clamp for electric arc furnace electrodes