ER

Erkki Rinne

UO Unicraft Oy: 7 patents #1 of 3Top 35%
Overall (All Time): #589,011 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6311987 Hydraulic pressurizing arrangements Lauri Toikka 2001-11-06
5979911 Procedure for fastening an object and a hydraulic fastening apparatus 1999-11-09
5538256 Method for producing a packing arrangement for a hydraulically operated apparatus and a packing arrangement 1996-07-23
5476268 Seal assembly with a hard seal layer actuated through a silicone layer 1995-12-19
5470083 Seal assembly with a hard seal layer actuated through a silicone layer 1995-11-28
5386769 Adjustable press roller using silicone elastomer as pressure medium 1995-02-07
5255928 Adjustable fastening device 1993-10-26
5251912 Radially energized seal 1993-10-12
5234335 Hydraulically, pneumatically or mechanically driven power unit 1993-08-10