Learn more

DOLBERG AKT GES R

Overview
  • Total Patents
    21
About

DOLBERG AKT GES R has a total of 21 patent applications. Its first patent ever was published in 1925. It filed its patents most often in Germany. Its main competitors in its focus markets transport, packaging and shipping and mechanical elements are KIRUNA WAGON AB, PRESSED STEEL CAR COMPANY INC and RALSTON STEEL CAR CO.

Patent filings in countries

World map showing DOLBERG AKT GES Rs patent filings in countries
# Country Total Patents
#1 Germany 21

Patent filings per year

Chart showing DOLBERG AKT GES Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Piele Emil 7
#2 Santz Adolf 3
#3 Koch Fritz 2
#4 Lachmann Dr-Ing E H 1

Latest patents

Publication Filing date Title
DE682458C Pulling and pushing device for railway vehicles, especially field and industrial railway vehicles
DE668036C Ball bearings for field and industrial rail vehicles
DE682626C Automatic locking device for dump trucks
DE674958C Bucket excavator convertible into a grapple or other device
DE649889C Dump truck
DE581733C Tilting device for railway tipping wagons
DE599307C Curve-moving wheelset for small and industrial rail vehicles
DE564796C Tilt and roll control for dump trucks
DE580217C Box tipper with automatic locking in the loading and unloading position and with a flap that opens upwards
DE526164C Removable control device for dead center locks of unloading devices
DE520064C Dump truck
DE506813C Automatic locking device for tilting platforms and vessels
DE501206C Wheel set for rail vehicles
DE456131C Switching device for change gears, especially of motor vehicles
DE472427C Turntable, especially for field railways
DE461624C Drive device by means of friction gears for motor vehicles, in particular motor locomotives
DE436938C Locking and tilting device for dump trucks
DE432910C Locking device for tilting platforms
DE644391C Roller bearings for field and industrial railways
DE490361C Housing pressed from sheet metal for axle bearings, especially for light rail vehicles