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LORAIN PROD CORP

Overview
  • Total Patents
    271
About

LORAIN PROD CORP has a total of 271 patent applications. Its first patent ever was published in 1943. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, telecommunications and basic communication technologies are WARREN MFG COMPANY INC, IVANOV VADIM V and FACHHOCHSCHULE TECHNIKUM WIEN.

Patent filings in countries

World map showing LORAIN PROD CORPs patent filings in countries

Patent filings per year

Chart showing LORAIN PROD CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huge Henry M 30
#2 Chambers Charles W Jr 20
#3 Merkel Stephen L 20
#4 Brown Harold J 19
#5 Mesenhimer Lee O 15
#6 Chambers C 14
#7 Pohm George H 14
#8 Kiko Frederick J 13
#9 Kammiller Neil A 12
#10 Rolfes Paul E 11

Latest patents

Publication Filing date Title
US4268898A Semiconductor switching circuit with clamping and energy recovery features
US4285023A Rectifier system with failure alarm circuitry
CA1074473A Impedance simulating repeater for transmission lines
CA1073139A Repeater for transmission lines of differing lengths
CA1073138A Circuit for generating control signal indicative of transmission line resistance
US4204266A Inverter drive circuit
CA1054219A Control system for phase displacement regulator circuits
US4192007A Programmable ringing generator
CA1068341A Control system for phase displacement regulator circuits
US4192974A Multi-section apparatus for improving signal transmission through telephone transmission lines
US4130735A Loop extender
CA1085916A Controlled reactance regulator circuit
US4037066A Repeater for transmission lines
US4061883A Repeater for transmission lines of differing lengths
US4032726A Repeater for transmission lines of differing lengths
US4054942A Tip automatic number identification circuit
US4030017A Controlled reactance regulator circuit
CA990424A Method and apparatus for amplifying signal transmission through transmission lines
US3989906A Repeater for transmission lines
US3989907A Repeater for transmission lines of differing lengths