Learn more

FREUDENBERG CARL KG

Overview
  • Total Patents
    5,219
  • GoodIP Patent Rank
    1,339
  • Filing trend
    ⇧ 69.0%
About

FREUDENBERG CARL KG has a total of 5,219 patent applications. It increased the IP activity by 69.0%. Its first patent ever was published in 1937. It filed its patents most often in Germany, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets mechanical elements, textiles and paper and furniture and games are FREUDENBERG CARL FA, FREUDENBERG CARL and LYDALL INC.

Patent filings per year

Chart showing FREUDENBERG CARL KGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dingert Uwe 213
#2 Groten Robert 178
#3 Weis Norbert 163
#4 Eisenhut Andreas 146
#5 Kritzer Peter 136
#6 Grynaeus Peter 95
#7 Reibel Denis 88
#8 Nahrwold Olaf 82
#9 Stahl Ulrich 78
#10 Wagner Rudolf 76

Latest patents

Publication Filing date Title
WO2021069539A1 Use of a composite material for absorbing and distributing liquids in actively and/or passively cooled current-carrying systems
WO2021043669A1 Fiber mixture of man-made cellulose fibers and use thereof
DE102020119727A1 Use of an absorber material to absorb and / or distribute liquids in an actively and / or passively cooled current-carrying system
DE102020111366B3 Sealing ring and sealing arrangement comprising such a sealing ring
EP3741240A1 Face mask with filter medium made from polypropylene filaments
DE102020106646B3 Seal arrangement and its use
DE102020106470B3 Seal arrangement and its use
DE102020105149B3 Sealing ring and its use
EP3670949A1 Assembly
DE102019129183A1 Three-dimensional cleaning textile and process for its manufacture
EP3812029A1 Prediction of state variables for air filters
DE102019128754B3 Injection molding nozzle for an injection molding tool and injection molding tool
DE102019127619A1 Cleaning element
EP3797850A1 Filter element with material weakening at folding inner edges
DE102019125639A1 Filter element with discontinuous material weakening
EP3791783A1 Catheter with extensible printed circuit board
EP3791782A1 Catheter with flexible circuit board and method of manufacturing flexible circuit board
DE102019124277A1 Jacket cooling system
DE102019123531A1 Ventilation system for liquid cooling device and electric motor with such a ventilation system
DE102019123274A1 Cleaning article that contains microcapsules