EZECHIEL WEINTRAUB has a total of 14 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets electrical machinery and energy, measurement and audio-visual technology are RADIO ROEHREN LAB DR NICKEL G, ARCTURUS DEV COMPANY and AKTSIONERNOE OBSHCHESTVO NAUCHNO PROIZVODSTVENNOE PREDPRIYATIE ALMAZ AO NPP ALMAZ.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 5 | |
#2 | France | 4 | |
#3 | United States | 4 | |
#4 | Germany | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Measurement | |
#3 | Audio-visual technology | |
#4 | Chemical engineering | |
#5 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Ezechiel Weintraub | 6 |
#2 | Weintraub Ezechiel | 4 |
Publication | Filing date | Title |
---|---|---|
GB264759A | Improvements in vacuum manometers | |
GB248290A | Improvements in the construction of metal parts of apparatus such as mercury arc rectifiers and the like | |
US1627070A | Metallic vapor device | |
GB215475A | Improvements in and relating to sealed joints | |
US1562533A | Sealed joint | |
US1415748A | Electrical resistor | |
US1498597A | Microphone | |
GB191103649A | Improvements in and relating to Electrolytic Meters. | |
GB191025032A | Improvements in Boronised Conductors and in their Method of Manufacture. |