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SARNA PATENT & LIZENZ AG

Overview
  • Total Patents
    42
About

SARNA PATENT & LIZENZ AG has a total of 42 patent applications. Its first patent ever was published in 1989. It filed its patents most often in Switzerland, EPO (European Patent Office) and Finland. Its main competitors in its focus markets civil engineering, machines and consumer goods are PERFORMANCE ROOF SYSTEMS S A, DLW AG and KOHL DACHBELAG BAUTENSCHUTZ.

Patent filings per year

Chart showing SARNA PATENT & LIZENZ AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hunziker Hanspeter 14
#2 Schlaepfer Jean-Luc Claude 10
#3 Dietschi Hans Georg Karl 10
#4 Unold Hansrudolf 10
#5 Vogt Juerg 7
#6 Dietschi Hans G K 5
#7 Schlaepfer Jean-Luc C 5
#8 Bindschedler-Galli Urs Alexand 5
#9 Van De Walle Lucas Evaristus J 4
#10 Vogt Jurg 3

Latest patents

Publication Filing date Title
EP1489246A1 Vapor permeable sealing web
CH694200A5 Plastic sealing strip application onto ends of flat or pitched roof sealing strips comprises bonding with a moisture cured hot melt adhesive
EP0914935A2 Apparatus for welding webs of plastic material
EP0767052A1 Plastic sealing sheet
CH691048A5 Plastic sealing sheet for rubbish dumps, roads, buildings etc.
CH691319A5 Shaped hard foam component for construction insulation etc has compressed zone(s) at the outer surface from the inner core material shaped by heat and pressure without affecting the cellular structure of the core
CH691047A5 Plastic sealing sheet for rubbish dumps, roads, buildings etc.
EP0677624A2 Plastic sealing sheets.
CH688581A5 Automatic welding unit for thermoplastic sealing strips used in buildings
CH686371A5 Plastic web, which prevents the diffusion of water vapor or at least substantially reduced.
CH686370A5 Plastic sheet.
IL95428D0 Polymeric waterproofing membranes