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LEER CONNEMANN OELMUEHLE

Overview
  • Total Patents
    12
About

LEER CONNEMANN OELMUEHLE has a total of 12 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Canada, China and EPO (European Patent Office). Its main competitors in its focus markets basic materials chemistry, environmental technology and organic fine chemistry are RENEWABLE ENERGY GROUP INC, MCNEFF CLAYTON V and BDI BIODIESEL INTERNAT AG.

Patent filings per year

Chart showing LEER CONNEMANN OELMUEHLEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Connemann Joosten 9
#2 Philippsen Arne 6
#3 Groos Hans 6
#4 Krallmann Anton 4
#5 Fischer Juergen 4
#6 Fischer Erich 3
#7 Fischer Jurgen 2
#8 Connemann Joosten Dr Ing 1
#9 Joosten Connemann 1
#10 Connemann J 1

Latest patents

Publication Filing date Title
DE10243700A1 Method and device for producing biodiesel
EP0562504A2 Process for the continuous preparation of C1 to C4 alkyl esters of higher fatty acids