Werner Filtvedt — 4 Patents at Institutt For Energiteknikk

Werner Filtvedt has been granted 4 US patents while listed as an inventor at Institutt For Energiteknikk. The first was granted in 2015 and the most recent in October 2025. Werner Filtvedt ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Werner Filtvedt in Tomter, NO.

Patents per Year

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
12451488	Method for producing a silicon nitride powder and battery comprising the powder	Martin Kirkengen, Asbjorn Ulvestad, Hanne Flaten Andersen, Arve Holt, Hallgeir Klette +4 more	2025-10-21
9793116	Reactor and method for production of silicon by chemical vapor deposition	Josef Filtvedt	2017-10-17
9440210	Gas distribution arrangement for a fluidized bed	Arve Holt	2016-09-13
9156704	Reactor and method for production of silicon	Josef Filtvedt	2015-10-13