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KREFFT AKT GES W

Overview
  • Total Patents
    15
About

KREFFT AKT GES W has a total of 15 patent applications. Its first patent ever was published in 1928. It filed its patents most often in Germany and France. Its main competitors in its focus markets furniture and games, thermal processes and mechanical elements are CADILLAC FRANCE, FRANK ROBINSON and NIPPON SENJIYOUKI KK.

Patent filings in countries

World map showing KREFFT AKT GES Ws patent filings in countries
# Country Total Patents
#1 Germany 14
#2 France 1

Patent filings per year

Chart showing KREFFT AKT GES Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ingwersen Dipl-Ing Johann 2
#2 Krimmling Christian 2
#3 Berg Dipl-Ing Friedrich 1
#4 Eicken Dipl-Ing Rolf 1

Latest patents

Publication Filing date Title
DE801279C Electric refrigerator, especially for households
DE725706C Replacing the shaft seal on compressors for refrigeration machines
DE700350C Steam kettle for large kitchens for the preparation of soups or the like with removable sieve drum with squeezing device
DE708483C Device for blowing off liquid particles from bodies by means of compressed air, in particular for blowing dry washed items
DE680189C Electric water heater with electrode heating
DE674768C Electric water heater with electrode heating and auxiliary electrode
DE690738C Electric heating and cooking device with electrode heating
DE655430C Dish washer with independent longitudinal conveying of the dish boxes
DE595728C Vapor discharge device for steam-heated kettles
DE535683C Dishwasher
DE512273C Dishwasher
DE592773C Ventilation and vapor discharge device on large boilers with double-walled lid
DE529259C Kitchen stove with summer firing
DE472881C Oven door for gas and coal stoves