TREA

Kaj Ronnblad

Follow

Person

  • Vantaa, FI
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Toilet arrangement
    • Patent number 10,767,360
    • Issue date Sep 8, 2020
    • Evac Oy
    • Vesa Lappalainen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Vacuum sewer system
    • Patent number RE45688
    • Issue date Sep 29, 2015
    • Evac Oy
    • Vesa Lappalainen
    • 001 -
  • Information Patent Grant

    Vacuum sewer system
    • Patent number 7,770,241
    • Issue date Aug 10, 2010
    • Evac International Oy
    • Vesa Lappalainen
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    Toilet Arrangement
    • Publication number 20190040617
    • Publication date Feb 7, 2019
    • EVAC OY
    • Vesa Lappalainen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    Vacuum sewer system
    • Publication number 20070226887
    • Publication date Oct 4, 2007
    • Vesa Lappalainen
    • E03 - WATER SUPPLY SEWERAGE