Learn more

EDCLIFF INSTR INC

Overview
  • Total Patents
    11
About

EDCLIFF INSTR INC has a total of 11 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United States, Switzerland and Germany. Its main competitors in its focus markets electrical machinery and energy, measurement and machines are MARUSAN NAME KK, EDCLIFF INSTR and BOURNS MARLAN E.

Patent filings in countries

World map showing EDCLIFF INSTR INCs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Switzerland 1
#3 Germany 1
#4 United Kingdom 1

Patent filings per year

Chart showing EDCLIFF INSTR INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pitzer Edmund W 2
#2 Pitzer Robert L 2
#3 Rehnborg Edward H 2
#4 Harold Burt Enos 1
#5 Byron Luther Hartley 1
#6 Hartley Byron Luther 1
#7 Luther Hartley Byron 1
#8 Enos Harold B 1
#9 Tavis John R 1
#10 Enos Harold Burt 1

Latest patents

Publication Filing date Title
GB1094546A Potentiometer construction
US3208024A Potentiometer construction
US3240073A Linear accelerometer
US3140450A Force controlled variable reactance transducer
US3052858A Electromagnetic motion responsive device
US3010324A Accelerometer
US2908881A Electrical transducer
US2901718A Pressure transducer
US2909750A Adjustable electrical resistor