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KOHRING WILBUR M

Overview
  • Total Patents
    18
About

KOHRING WILBUR M has a total of 18 patent applications. Its first patent ever was published in 1946. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy, machines and audio-visual technology are CENTRAL RADIO LAB, KAHO KAGI KOFUN YUGENKOSHI and CONTINENTAL CARBON INC.

Patent filings in countries

World map showing KOHRING WILBUR Ms patent filings in countries
# Country Total Patents
#1 United States 15
#2 Canada 3

Patent filings per year

Chart showing KOHRING WILBUR Ms patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kohring Wilbur M 18

Latest patents

Publication Filing date Title
US3107337A Electrical element having a conductive film
US3063100A Process for making resistors
US3048914A Process for making resistors
US3107179A Process for making carbon-metal resistors
US2793143A Method and apparatus for making resistors
US2816996A Resistance production
US2792620A Sealed resistors
US2956220A Condenser assembly with contact structure
US2798140A Resistance coatings
US2863994A Sealed electronic unit as for projectile detonation means, etc.
US2803729A Resistors
US2803054A Method of resistor construction
US2742551A Precision resistances
US2537061A Resistance unit
US2487057A Resistance unit and method of making same
CA538584A Resistance units
CA538583A Electrical resistances
CA538585A Resistances