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D E J INT RESEARCH

Overview
  • Total Patents
    63
About

D E J INT RESEARCH has a total of 63 patent applications. Its first patent ever was published in 1971. It filed its patents most often in Netherlands, Germany and Canada. Its main competitors in its focus markets foods and drinks, chemical engineering and thermal processes are DEJ INT RESEARCH CO BV, DAMIN FOOD ZHANGZHOU CO LTD and KOFFEINFREI KAFFEE GMBH.

Patent filings in countries

World map showing D E J INT RESEARCHs patent filings in countries

Patent filings per year

Chart showing D E J INT RESEARCHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stegen Gerrit Hubert Dirk Van 8
#2 Van Der Stegen Gerrit H D 5
#3 Thijssen Henricus Alexis Corne 5
#4 Wouda Hermanus A J 4
#5 Wilt Hendricus Gijsbertus Joha 2
#6 Thijssen H A C 2
#7 Thijssen Henricus A C 2
#8 De Wilt Hendricus G J 2
#9 Bos Jaap Willem 2
#10 Jongeling Herman 2

Latest patents

Publication Filing date Title
ATA791578A Method for extracting caffeine from solutions thereof in high pressure carbonic acid
NL7810210A Apparatus and method for measuring pressure in vacuum-tight containers used as packaging.
CH637027A5 Method for selective extraction of a soluble component from a solid, grainy material that contains a number of soluble components.
NL7807208A Method for removing caffeine from an aqueous coffee or tea extract and method for removing caffeine from green coffee beans.
CA1097533A Process for manufacture of "mild coffee"
DE2638383A1 Caffeine removal from coffee - by extraction with water, stripping with liq. or supercritical and renewed extraction
CH617325A5 Process for treating green coffee beans
CA1071461A Tea extract
US3917858A Agglomeration of instant powders
GB1401013A Reinforced coffee tablets
NL169544B Method for preparing granular solution coffee.