PK

Pauli A. T. Koistinen

OO Outokumpu Oyj: 2 patents #79 of 428Top 20%
AA A. Ahlstrom: 1 patents #75 of 166Top 50%
OA Oy Tampella Ab: 1 patents #52 of 124Top 45%
📍 Joensuu, FI: #19 of 128 inventorsTop 15%
Overall (All Time): #1,302,803 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4817856 Method for coating a pump impeller Seppo T. Tolonen 1989-04-04
4617715 Method for preliminary anchoring of a wire rope bolt Risto Hämäläinen 1986-10-21
4565285 Tube belt conveyor 1986-01-21
4460180 Sealing of a shaft in a centrifugal pump and a method for effecting the sealing 1984-07-17