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Vesa Lappalainen
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Vantaa, FI
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Patents Grants
last 30 patents
Information
Patent Grant
Method of controlling a vacuum waste system and a vacuum waste system
Patent number
11,391,031
Issue date
Jul 19, 2022
Evac Oy
Vesa Lappalainen
E03 - WATER SUPPLY SEWERAGE
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
Method for controlling a vacuum sewage system for a building or for...
Patent number
10,655,317
Issue date
May 19, 2020
Evac Oy
Vesa Lappalainen
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Vacuum sewer system
Patent number
RE45688
Issue date
Sep 29, 2015
Evac Oy
Vesa Lappalainen
001 -
Information
Patent Grant
Liquid ring pump and method for operating a liquid ring pump
Patent number
8,944,778
Issue date
Feb 3, 2015
Evac International Oy
Vesa Lappalainen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Vacuum sewage system
Patent number
8,381,324
Issue date
Feb 26, 2013
Evac International Oy
Vesa Lappalainen
B60 - VEHICLES IN GENERAL
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
Information
Patent Grant
Vacuum sewer system
Patent number
6,648,002
Issue date
Nov 18, 2003
EVAC International Oy
Vesa Lappalainen
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
Method of Controlling a Vacuum Waste System and a Vacuum Waste System
Publication number
20190203456
Publication date
Jul 4, 2019
EVAC OY
Vesa Lappalainen
E03 - WATER SUPPLY SEWERAGE
Information
Patent Application
Toilet Arrangement
Publication number
20190040617
Publication date
Feb 7, 2019
EVAC OY
Vesa Lappalainen
E03 - WATER SUPPLY SEWERAGE
Information
Patent Application
Method for Controlling a Vacuum Sewage System for a Building or for...
Publication number
20190003171
Publication date
Jan 3, 2019
EVAC OY
Vesa Lappalainen
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
LIQUID RING PUMP AND METHOD FOR OPERATING A LIQUID RING PUMP
Publication number
20130089440
Publication date
Apr 11, 2013
EVAC INTERNATIONAL OY
Vesa Lappalainen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
VACUUM SEWAGE SYSTEM
Publication number
20100031432
Publication date
Feb 11, 2010
Vesa NMI Lappalainen
B60 - VEHICLES IN GENERAL
Information
Patent Application
Vacuum sewer system
Publication number
20070226887
Publication date
Oct 4, 2007
Vesa Lappalainen
E03 - WATER SUPPLY SEWERAGE
Information
Patent Application
Vacuum sewer system
Publication number
20070175515
Publication date
Aug 2, 2007
Gunnar Lindroos
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Vacuum sewer system
Publication number
20020189669
Publication date
Dec 19, 2002
Vesa Lappalainen
E03 - WATER SUPPLY SEWERAGE