TK

Thomas Keller

IA Inventio Ag: 1 patents #8 of 42Top 20%
📍 Amsterdam, MA: #1 of 2 inventorsTop 50%
Overall (1997): #68,399 of 185,788Top 40%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5638937 Handrail drive system conversion Lawrence V. Birney, William I. Thompson, Dean L. Jodry, Richard Alistair Balfour Stewart 1997-06-17