TT

Thorstein Tonnesson

TA Trioving As: 2 patents #4 of 12Top 35%
Overall (All Time): #2,307,217 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5089692 Electronic lock 1992-02-18
4562343 Recodable electronic lock Tore H. Wiik, Arild Pettersen 1985-12-31