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BUCKINGHAM CHARLES LUMAN

Overview
  • Total Patents
    11
About

BUCKINGHAM CHARLES LUMAN has a total of 11 patent applications. Its first patent ever was published in 1895. It filed its patents most often in Austria, Canada and France. Its main competitors in its focus markets digital networks are SHANGHAI DMT INFORMATION NETWORK CO LTD, INKRA NETWORKS INC and CETACEA NETWORKS CORP.

Patent filings in countries

World map showing BUCKINGHAM CHARLES LUMANs patent filings in countries
# Country Total Patents
#1 Austria 4
#2 Canada 3
#3 France 3
#4 United Kingdom 1

Patent filings per year

Chart showing BUCKINGHAM CHARLES LUMANs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Digital networks

Focus technologies

# Technology
#1 Digital information transmission

Top inventors

# Name Total Patents
#1 Buckingham Charles Luman 8
#2 Luman Buckingham Charles 3

Latest patents

Publication Filing date Title
CA85354A Page printing telegraph
CA85352A Printing telegraph
CA85353A Printing telegraph
GB189515215A Improvements in and pertaining to Telegraphic Printing Apparatus.