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VR DICHTUNGEN GMBH

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    227,024
About

VR DICHTUNGEN GMBH has a total of 22 patent applications. Its first patent ever was published in 1989. It filed its patents most often in EPO (European Patent Office), Germany and Brazil. Its main competitors in its focus markets mechanical elements and engines, pumps and turbines are UNITED ASBESTOS COMPANY LTD, TREMOLIERES GUSTAVE HENRI and ZAKHAROV BORIS S.

Patent filings per year

Chart showing VR DICHTUNGEN GMBHs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Kreutzer Siegmar 19
#2 Pawellek Franz 7
#3 Hinrichs Jan 2
#4 Kreutzer Siegmar Dipl Ing 1
#5 Keulers Patrick Johannes 1

Latest patents

Publication Filing date Title
EP3553352A1 Radial shaft sealing ring
WO2008155375A1 Radial shaft seal and radial shaft sealing system
WO2007101429A1 Radial shaft seal
US2009020957A1 Radial shaft sealing ring
DE10201013A1 Split radial shaft seal comprises support ring in two halves, membrane ring fitted over it and into groove in its outer surface and spring fitted into inner groove in support ring
US6736403B2 Rotary shaft seal with two sealing lips
DE10058826A1 Radial shaft seal comprises a second membrane element which is positioned on the support structure face pointing away from the first membrane element
DE19841123A1 Radial shaft seal
DE4434573A1 Radial shaft seal with integrated pressure support
DE3929065A1 Rotating shaft seal assembly - has double-lipped profile with trapped lubricant to relieve seal wear