Learn more

THEODOR FROEHLICH A G

Overview
  • Total Patents
    13
About

THEODOR FROEHLICH A G has a total of 13 patent applications. Its first patent ever was published in 1929. It filed its patents most often in Germany. Its main competitors in its focus markets machines, thermal processes and chemical engineering are HO YU-PEI, DELAWOOD PTY LTD and CHARLES HENRY WOOD CHELTNAM.

Patent filings in countries

World map showing THEODOR FROEHLICH A Gs patent filings in countries
# Country Total Patents
#1 Germany 13

Patent filings per year

Chart showing THEODOR FROEHLICH A Gs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Froehlich Theodor 4
#2 Jarmuske Martin 1
#3 Ulrich Willi 1

Latest patents

Publication Filing date Title
DE686367C Combined induced draft and dedusting system
DE681033C Centrifugal dust separator
DE676175C Centrifugal dust collector
DE631580C Industrial vacuum cleaner arranged on a common carrier or chassis
DE600724C Device for separating airborne dust from flue gases
DE601709C Centrifugal dust collector
DE650484C Reversible induced draft system with centrifugal fan for combustion systems
DE553753C Centrifugal dust separator
DE540292C Dust collector working by centrifugal force
DE543335C Centrifugal dust separator
DE500364C Method and device for improving the separation efficiency of centrifugal dust collectors
DE574083C Plate heat exchange device
DE570877C Flue gas cleaning system