RV

Risto Virtanen

AC Astra Co.: 2 patents #1 of 19Top 6%
📍 Nurmijärvi, FI: #1 of 4 inventorsTop 25%
Overall (2002): #44,964 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6484717 Inhalation device Allan Dagsland 2002-11-26
6446626 Inhalation device — 2002-09-10