EWART SAMUEL has a total of 11 patent applications. Its first patent ever was published in 1900. It filed its patents most often in United Kingdom, Canada and United States. Its main competitors in its focus markets thermal processes, electrical machinery and energy and environmental technology are SPRENGER EDWIN, ALFRED JOSEPH LANGHAM and KARRINGTEN DARSELL.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 9 | |
#2 | Canada | 1 | |
#3 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Thermal processes | |
#2 | Electrical machinery and energy | |
#3 | Environmental technology | |
#4 | Mechanical elements | |
#5 | Furniture and games |
# | Technology | |
---|---|---|
#1 | Supplying fuel to combustion device | |
#2 | Venting or aerating devices | |
#3 | Garbage disposal | |
#4 | Lighting device details | |
#5 | Burners | |
#6 | Office furniture |
# | Name | Total Patents |
---|---|---|
#1 | Ewart Samuel | 11 |
#2 | Ewart John William | 2 |
#3 | Prangnell Norman William | 1 |
#4 | Bennett William Henry | 1 |
Publication | Filing date | Title |
---|---|---|
GB129945A | Improvements in Ventilators for Light Projectors or Lanterns. | |
GB191424783A | Improvements in Spirit Vapour-lamps. | |
GB191413694A | Improvements in Gas-coppers. | |
GB191122927A | Improvements in Gas and Water Regulating Valves for Water Heaters. | |
CA130637A | Ventilator | |
US979390A | Cowl for ventilating and other purposes. | |
GB191013492A | Improvements in Dust-bins. | |
GB190923443A | Improvements in Cowls for Ventilating and other purposes. | |
GB190910411A | Improvements in Meat-safes. | |
GB190319707A | Improvements in Baths. | |
GB190020556A | Improved Construction of Water Heater. |