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HISS LUDWIG

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    221,935
About

HISS LUDWIG has a total of 17 patent applications. Its first patent ever was published in 1986. 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, packaging and shipping and electrical machinery and energy are MORII KK, WALKERN VICTORIA IND LTD and TURO OY.

Patent filings per year

Chart showing HISS LUDWIGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hiss Ludwig 17

Latest patents

Publication Filing date Title
DE102013018644A1 Device for coaxially connecting two pipes
DE102010025856A1 Valve i.e. diaphragm valve, has valve housing provided with valve seat and two channels, and seal connected with external periphery of metal membrane, where ring trench regions project from apex and combined in portion of one channel
US2011253667A1 Expansion seal, especially for gases
DE102007058126A1 Expansive metal-to-metal ring-seal used between e.g. flanges of pipes carrying hydrogen or helium, has Y-shaped edge profile
DE102007051921A1 O-ring-like-spreading gas seal for providing flange connection of pipe, has cut with profile provided around periphery parallel to surfaces so that cross section guided inwardly through seal, has Y shape on contact zone of seal
EP1909000A1 Sealing device for pipes
EP1908998A1 Soft metal seal
WO2006089711A1 Bottle closure
WO2004031438A1 Internally coated hollow body, coating method and device
DE3622849A1 Sailboard rig with trapeze line