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SELLNER LEOPOLD

Overview
  • Total Patents
    11
About

SELLNER LEOPOLD has a total of 11 patent applications. Its first patent ever was published in 1895. It filed its patents most often in United Kingdom, Spain and Denmark. Its main competitors in its focus markets control are GUILIN G LINK TECHNOLOGY CO LTD, ROTONDO NICOLAU EMILIO and TANG MINGXIA.

Patent filings in countries

World map showing SELLNER LEOPOLDs patent filings in countries
# Country Total Patents
#1 United Kingdom 4
#2 Spain 3
#3 Denmark 2
#4 Austria 1
#5 United States 1

Patent filings per year

Chart showing SELLNER LEOPOLDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Control

Focus technologies

# Technology
#1 Alarm systems

Top inventors

# Name Total Patents
#1 Sellner Leopold 8

Latest patents

Publication Filing date Title
GB190018034A An Improvement in Light Signalling and Apparatus therefor.
US673480A Apparatus for signaling by night.
GB189629925A Improvements in Apparatus for Signalling to a Distance by Night with Automatic Recording of Signals.
GB189604247A Improvements in Apparatus for Visible Signalling.
GB189519826A Apparatus for Signalling by Means for Sources of Light.