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PADBERG JR LOUIS R

Overview
  • Total Patents
    11
About

PADBERG JR LOUIS R has a total of 11 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United States. Its main competitors in its focus markets measurement, consumer goods and machines are CHARLES LOUIS FLORISSON, THOMSON MARCONI SONAR LTD and BOUYOUCOS JOHN V.

Patent filings in countries

World map showing PADBERG JR LOUIS Rs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing PADBERG JR LOUIS Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Padberg Jr Louis R 11
#2 Papineau Milton D 3
#3 Parker Frederick D 2
#4 Hayes John C 1
#5 Parker Fred D 1

Latest patents

Publication Filing date Title
US3351901A Visual and acoustic energy generator for underwater use
US3351902A Underwater sound source
US3226671A Sound source
US3077944A Pneumatic sound source
US3066278A Short pulse keying attachment
US3007133A Uni-directional high level low frequency sound source
US3290643A Simplified method of submarine depth determination
US3035245A Echo ranging system
US2948879A High power short pulse transmitting apparatus
US2961638A Magnetostrictive electro-acoustical transducer
US2866512A Method of subsurface exploration by sonic means