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.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 4 | |
#2 | Spain | 3 | |
#3 | Denmark | 2 | |
#4 | Austria | 1 | |
#5 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Control |
# | Technology | |
---|---|---|
#1 | Alarm systems |
# | Name | Total Patents |
---|---|---|
#1 | Sellner Leopold | 8 |
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. |