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WALTER DALLENBACH

Overview
  • Total Patents
    29
About

WALTER DALLENBACH has a total of 29 patent applications. Its first patent ever was published in 1926. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, telecommunications and machines are GOTO NAOHISA, COMMUNICATIONS & POWER INDUSTRIES INC and PLASMA CONTROL SYSTEMS LLC.

Patent filings in countries

World map showing WALTER DALLENBACHs patent filings in countries
# Country Total Patents
#1 United States 28
#2 United Kingdom 1

Patent filings per year

Chart showing WALTER DALLENBACHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Walter Dallenbach 28
#2 Wolfgang Pupp 2
#3 Alfred Allerding 1
#4 Ernst Wilckens 1
#5 Erich Huttmann 1
#6 Hugo Collenbusch 1

Latest patents

Publication Filing date Title
US2635338A Dental prothesis
US2558607A Pocket lighter
US2437244A Junction between concentric and parallel conductor systems
US2342254A Resonance device for ultra-short waves
US2382693A Oscillator-modulator circuit
US2349942A Hollow space radiator
US2297392A Arrangement for the background noiseless production of sound films
US2135883A Electric discharge apparatus
US2065269A Discharge apparatus containing gas or vapor
US2030781A Arrangement for supervising the vacuum, i. e., the gas or vapor pressure, in vacuum discharge apparatus
US2100797A Electric discharge apparatus
US2093711A Electrode for vacuum-discharge vessels
US2061507A Electric discharge apparatus
US2089541A Electrode lead-in for metal vacuum vessels
US2089540A Mercury vapor rectifier
US2016628A Direct current converter
US1933097A Vacuum discharge apparatus
US2023166A Rectifier
US1957993A Vacuum discharge vessel
US1997361A Leading in device for metallic vacuum-discharge containers