VL

Vesa Lappalainen

EO Evac International Oy: 4 patents #8 of 35Top 25%
EO Evac Oy: 4 patents #1 of 9Top 15%
Overall (All Time): #626,491 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11391031 Method of controlling a vacuum waste system and a vacuum waste system 2022-07-19
10767360 Toilet arrangement Kaj Ronnblad 2020-09-08
10655317 Method for controlling a vacuum sewage system for a building or for a marine vessel Mika Karjalainen 2020-05-19
RE45688 Vacuum sewer system Gunnar Lindroos, Kaj Ronnblad 2015-09-29
8944778 Liquid ring pump and method for operating a liquid ring pump 2015-02-03
8381324 Vacuum sewage system 2013-02-26
7770241 Vacuum sewer system Gunnar Lindroos, Kaj Ronnblad 2010-08-10
6648002 Vacuum sewer system 2003-11-18