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MERKEL KG MARTIN

Overview
  • Total Patents
    15
About

MERKEL KG MARTIN has a total of 15 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Germany, France and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements, machines and engines, pumps and turbines are DECHAVANNE JACQUES, CHESTERTON A W CO and CRANE PACKING LTD.

Patent filings in countries

World map showing MERKEL KG MARTINs patent filings in countries
# Country Total Patents
#1 Germany 11
#2 France 2
#3 EPO (European Patent Office) 1
#4 Netherlands 1

Patent filings per year

Chart showing MERKEL KG MARTINs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Langer Fritz 5
#2 Hopp Helmut 3
#3 Bock Kurt 2
#4 Rueckert Willi 2
#5 Langer Fritz Dipl Chem 1
#6 Kahle Otto Ing Grad 1
#7 Eckert Hans 1
#8 Braeuer Ruediger Ing 1
#9 Reichow Guenter 1

Latest patents

Publication Filing date Title
DE2943509B1 Method and device for checking the tightness of a moving membrane
DE2939363A1 Packing for mass transfer operations - formed from turning cutter on plastic rod to give crimped spiral form
DE2911156A1 Double-acting seal between components - has sealing strip ribs engaging in supporting strip grooves to prevent turning
DE2813163A1 SEALING RING, IN PARTICULAR WIPER RING, MADE OF ELASTOMERIC MATERIAL
DE2647542A1 Corrugated plastics hose with reinforcing ring in corrugations - by radially expanding the hose between the rings
DE2551363A1 Tool for inserting flexible sealing rings - has closing plug and piston for inserting ring into bore groove
DE2547032A1 PTFE-lined steel pipes or fittings - produced by plastics coating surfaces to be bonded with application of pressure
DE2528665A1 Sealing packing strip for gland - has raised pattern of spots or polygons or rows of stamped grooves
DE2516782A1 O-ring seal with high resilience - has core of coiled wire spring enclosed in sheath of flexible plastic
DE2514000A1 Fluoropolymer injection mouldings with a PTFE surface layer - thermoplastic cooled under pressure in contact with PTFE layer