Kutila, M. (Inventor),
Jokela, M. (Inventor),
Pyykönen, P. (Inventor) & Viitanen, J. (Inventor),
29 Nov 2012, IPC No. G06K9/00, Patent No. WO2012160251,
21 May 2012, Priority date
23 May 2011, Priority No. FI20110005502
Research output: Patent › Patent application