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GRUNWALD CARL

Overview
  • Total Patents
    43
About

GRUNWALD CARL has a total of 43 patent applications. Its first patent ever was published in 1907. It filed its patents most often in United Kingdom, Austria and Denmark. Its main competitors in its focus markets engines, pumps and turbines, electrical machinery and energy and machines are JINTAN XINLAND DIESEL ENGINE CO LTD, GRIGOREV YURIJ S and ANIKIN SERGEJ A.

Patent filings in countries

World map showing GRUNWALD CARLs patent filings in countries
# Country Total Patents
#1 United Kingdom 15
#2 Austria 12
#3 Denmark 6
#4 United States 6
#5 Switzerland 4

Patent filings per year

Chart showing GRUNWALD CARLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Grunwald Carl 43

Latest patents

Publication Filing date Title
GB191504460A Improvements in and relating to Cylinders for Internal Combustion Engines.
GB191413204A A New or Improved Cooling Arrangement for Internal Combustion Engines.
GB191412715A Improvements in and relating to Cylinders for Internal Combustion Engines.
GB191329005A Improvements in and relating to Cylinders for Internal Combustion Engines.
US1045702A Cylinder for double-acting piston-engines.
GB191216768A Improvements in and relating to Fuel Injecting Apparatus for Internal Combustion Engines.
GB191214611A Improvements in or relating to Cylinders for Double-acting Piston Engines.
US1189096A Pumping apparatus.
GB191107596A Improvements in and relating to Fuel Pumping Apparatus for Internal Combustion Engines.
GB190914937A Improvements in Electrical Induction Furnaces.
US943403A Melting-hearth for electric induction-furnaces.
US980940A Electric induction-furnace.
GB190907396A Improvements in or relating to Electrical Induction Furnaces.
GB190816956A Improvements in the Process of and Apparatus for the Manufacture of Cast Metal Wheels.
US958635A Apparatus for producing wheels in divided metallic molds.
GB190813836A Improvements in or relating to Reversible Internal Combustion Engines.
GB190813181A Improvements in or relating to Internal Combustion Engines.
GB190820041A Improvements in or relating to Tandem Internal Combustion Engines.
GB190903599A Improvements in Electrical Induction Furnaces.
US927852A Armor-piercing projectile.