Learn more

HEINKEL AG ERNST

Overview
  • Total Patents
    231
About

HEINKEL AG ERNST has a total of 231 patent applications. Its first patent ever was published in 1937. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets mechanical elements, transport and measurement are Wuhu boteli automobile safety system co ltd, RUILI GROUP CO LTD and HEINKEL AG E.

Patent filings in countries

World map showing HEINKEL AG ERNSTs patent filings in countries
# Country Total Patents
#1 Germany 140
#2 United Kingdom 27
#3 United States 26
#4 France 22
#5 Austria 16

Patent filings per year

Chart showing HEINKEL AG ERNSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Eggstein Giorgio 28
#2 Ruprecht Robert 25
#3 Grimm Heinrich 15
#4 Schnegg Hanspeter 10
#5 Heimberger Max 9
#6 Matthaes Kurt Dr-Ing 8
#7 Arentoft Holger 8
#8 Schaeftner Erich 8
#9 Heydlauf Kurt 6
#10 Speer Horst 6

Latest patents

Publication Filing date Title
US3656413A Fluid-operated servomotor
US3580361A Disc brake construction
GB1222948A Double circuit master cylinder for brake systems of automotive vehicles
DE1908155A1 Device for testing the tightness of valves or cavities having test pieces
DE1902480A1 Ball bearings for absorbing small axial movements
DE1813588A1 Disc brake
DE1811935A1 V-belt pulley
DE1810550A1 Cone seat valve
DE1809065A1 V-belt pulley
DE1808574A1 Device for displaying the failure of a gyro of a dual-circuit braking system
DE1805927A1 Water-cooled two-stroke internal combustion engine
DE1805424A1 Partly lined disc brake
DE1805102A1 Infinitely variable V-belt drive
DE1803246A1 Disc brake
US3548670A V-belt pulley
GB1199095A Improvements in V-Belt Pulley Arrangements
US3516295A V-belt pulley
GB1200128A Alarm apparatus
GB1173698A Improvements in or relating to Disc Brake Assemblies.
DE1630052A1 Signal system for refill container