Raimo Vaananen — 2 Patents at Partek

Raimo Vaananen has been granted 2 US patents while listed as an inventor at Partek. The first was granted in 1981 and the most recent in March 1989. Raimo Vaananen ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Raimo Vaananen in Tampere, FI.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4811723	Method and a device for the generation of hot air	—	1989-03-14
4265396	Control system for central heating	—	1981-05-05