VR

Vesa Ropponen

TO T-Drill Oy: 1 patents #4 of 13Top 35%
Overall (All Time): #818,309 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11421822 Apparatus and method for dosing lubricant to pressurized air to be led to an air motor 2022-08-23
11168714 Oscillation cylinder arrangement 2021-11-09
8113228 Suction valve 2012-02-14
7681486 Arrangement in connection with an oscillator cylinder 2010-03-23
6427508 Automated collar-forming drill mechanism Pertti Lehto, Kari Haavisto, Timo Saari 2002-08-06
6272968 Control system for an oscillation cylinder 2001-08-14