NS

Nils Eric Stjerna

SA Stjernfjadrar Ab: 5 patents #1 of 11Top 10%
SA Starsprings Ab: 3 patents #3 of 8Top 40%
Overall (All Time): #622,620 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11793320 Low density pocket spring mattress with integrated cushioning pads 2023-10-24
10334957 Mattress arrangement, such as a bed, having zones with adjustable height/firmness Kenneth Edling, Bengt Hager 2019-07-02
10278512 Bed with automatically adjustable properties 2019-05-07
9554656 Separated pocket spring mattress with cut through string, and method and apparatus for production of such mattress 2017-01-31
8176589 Pocket spring mattress, a method and a device for the manufacturing thereof Kenneth Edling 2012-05-15
8011046 Pocket spring mattress 2011-09-06
6571413 Spring mattress 2003-06-03
6338174 Spring mattress 2002-01-15