Learn more

TONNE FRIEDRICH

Overview
  • Total Patents
    53
About

TONNE FRIEDRICH has a total of 53 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Germany, Switzerland and United Kingdom. Its main competitors in its focus markets packaging and shipping, control and computer technology are ADMOS INC, BEIJING TUOWEI ENERGY EFFICIENCY TECH CO LTD and GEPPERT HELMUT.

Patent filings in countries

World map showing TONNE FRIEDRICHs patent filings in countries

Patent filings per year

Chart showing TONNE FRIEDRICHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tonne Friedrich 35
#2 Friedrich Tonne 5
#3 Helmut Betsch 1
#4 Tonne F 1

Latest patents

Publication Filing date Title
DE2400131A1 Sending and receiving station of pneumatic post - has air cushion forming device for pneumatically braking arriving containers
DE2242583A1 ELECTRONIC IDENTIFICATION OF PERSONS
US3641321A Checking device for checking the presence of personnel
GB1207601A A device for illustrating the planned sequence of operations, actions, or the flow of materials, work pieces, or the like
GB1044198A Pneumatic dispatch tube installation
GB1041146A Pneumatic dispatch system
GB972837A Control apparatus for pneumatic dispatch tubes
DE1118101B Pneumatic tube socket made of transparent plastic
DE1107154B Pneumatic tube socket made of transparent plastic
DE834595C Housing for a sound device
DE823309C Music furniture
CA732963A Control device for determining the direction of travel of pneumatic mail canisters
CA784093A Pneumatic tube plant