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EDISON INT INC

Overview
  • Total Patents
    55
About

EDISON INT INC has a total of 55 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Germany and Canada. Its main competitors in its focus markets electrical machinery and energy, machines and control are MELMS & PFENNINGER G M B H, BAILEY JAPAN and REYNOLDS GAS REGULATOR CO.

Patent filings in countries

World map showing EDISON INT INCs patent filings in countries

Patent filings per year

Chart showing EDISON INT INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Prescott Robert C 7
#2 Anderson Eric V 7
#3 Simpson Donald Chester 7
#4 Demas Nickolas P 4
#5 Gold Calman Nmn 4
#6 Lucas George M 4
#7 Cortorillo Salvatore F 4
#8 Powell Robert A 3
#9 Schwickert Russell C 3
#10 Gold Calman 3

Latest patents

Publication Filing date Title
US4508315A Bidirectional valve seal
BR8206105A Governor's command articulation set and combination with a turbine with a governor
US4517542A Voltage and temperature compensated time delay relay
US4492895A Arc resistant halogen headlamp and wiring scheme therefor
DE3226135A1 Side-rod clamping device for piston drive arrangements in piston pumps
US4491358A Clamp
US4391847A Coating for halogen lamps
CA1163669A Electric lamp with strap-type bulb support mechanism
US4410830A Vacuum fluorescent display device with substrate including a metal plate
US4378104A Fluid-pressure-loaded seal for butterfly valves
US4385257A Lamp base
US4402134A Method of making an integrated display device
US4356365A Air operated DC switch
US4389160A High speed centrifugal pump and method for operating same at reduced noise levels
US4367433A Self ballasted lamp for automotive, aircraft runway, etc. lighting
US4335167A Brake fluid reservoir comprising polymethylpentene and 10-20% glass fibers
US4363085A Scan synthesized beam headlamp
US4308000A Discharge outlet coupling and guiderail assembly for submersible pumps
US4307751A Plate valve
US4353215A Fluidic control system for turbines