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HABERFELD ERWIN OTTO

Overview
  • Total Patents
    271
About

HABERFELD ERWIN OTTO has a total of 271 patent applications. Its first patent ever was published in 1924. It filed its patents most often in Switzerland, Austria and Germany. Its main competitors in its focus markets consumer goods, furniture and games and textiles and paper are LYONNAISE DE CLASSEMENT SOC, STANDARD SICHTGERAETE GMBH and ZIPPEL KG HERBERT.

Patent filings in countries

World map showing HABERFELD ERWIN OTTOs patent filings in countries
# Country Total Patents
#1 Switzerland 152
#2 Austria 46
#3 Germany 37
#4 Denmark 18
#5 United Kingdom 16
#6 Belgium 1
#7 Netherlands 1

Patent filings per year

Chart showing HABERFELD ERWIN OTTOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Erwin Otto Haberfeld 144
#2 Haberfeld Erwin Otto 105
#3 Kurt Ernst 2
#4 Karl-Heinz Hunke 1
#5 Friedrich Emil Dr Krauss 1
#6 Fein Dr Erwin 1
#7 Heinrich Droege 1

Latest patents

Publication Filing date Title
GB1181610A Housing for Filing Appliances with Paternoster-like Revolving File Carriers
GB1186484A Card Index with Revolving Card Carriers
GB1147124A Card index appliance
GB1015700A Improvements in or relating to card index selector device
GB852928A Book-keeping apparatus
CH362193A Drawer guide on office desk or cabinet
CH362192A Pull-out slider, primarily for office desks
CH327659A Furniture with drawers
CH272275A Card holder.
GB654044A Improvements in or relating to visible-index devices for cards or sheets detachably bound in book form
GB624306A Improvements in or relating to visible-index devices for cards or sheets detachably bound in book form
CH258250A Device for dividing drawers.
GB437922A Improvements relating to sheet feeding apparatus for typewriters
GB431032A Guide tabs for index cards
GB429989A Index card filing cabinet
GB416901A Arrangement on forms for loose-leaf bookkeeping
GB415937A Arrangement on forms for loose-leaf bookkeeping
GB382912A Improvements in and relating to card index cards
GB315166A Improvements in or relating to card index boxes
GB228766A Improvements in and relating to clamping devices for sheets, forms, cards and the like for manifolding purposes