RS

Roland Sandstrom

IA Infrasonik Ab: 3 patents #1 of 2Top 50%
AA Asea Stal Ab: 2 patents #3 of 18Top 20%
FA Frigoscandia Food Process Systems Ab: 1 patents #5 of 17Top 30%
📍 Skellefteå, SE: #8 of 105 inventorsTop 8%
Overall (All Time): #669,590 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5350887 Method and apparatus for the generation of low frequency sound 1994-09-27
5316076 Method and arrangement for an enforced heat transmission between alimentary bodies and gases Ann Maxe, Tore Strandberg, Lars Lundsten, Alvar Andersson 1994-05-31
5109948 Frequency controlled motor driven low frequency sound generator 1992-05-05
4650413 Method and apparatus for activating fluids Mats Olsson 1987-03-17
4635571 Apparatus for infrasonically intensifying a glow bed Mats Olsson 1987-01-13
4592292 Method and apparatus for activating large particles Mats Olsson 1986-06-03
4517915 Low-frequency sound generator Mats Olsson 1985-05-21
4359962 Low-frequency sound generator Mats Olsson 1982-11-23