Teemu Ruotsalainen

Research activity per year

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2022
Device for controlling visibility
Mäkelä, T. (Inventor), Ruotsalainen, T. (Inventor) & Sneck, A. (Inventor), 27 Apr 2022, IPC No. G02B 6/ 00 A I, Patent No. FI129781, Priority date 26 Oct 2020, Priority No. FI20200006054
Research output: Patent › Patent
Optical arrangement for providing privacy
Ruotsalainen, T. (Inventor), Sneck, A. (Inventor) & Mäkelä, T. (Inventor), 28 Apr 2022, IPC No. G02F 1/ 137 A I, Patent No. US11409030, Priority date 26 Oct 2020, Priority No. FI20200006055
Research output: Patent › Patent
2021
Dry electrode for biometric measurement on a skin and a method of manufacturing same
Ruotsalainen, T. (Inventor), Mattila, T. (Inventor), Sandberg, H. (Inventor), Kim, W. (Inventor), Arpiainen, S. (Inventor) & McCaffrey, C. (Inventor), 15 Apr 2021, IPC No. H01M 4/ 04 A I, Patent No. FI20205059, Priority date 21 Jan 2020, Priority No. FI20200005059
Research output: Patent › Patent
2019
Production of graphene structures
Kurppa, K. (Inventor), Paananen, A. (Inventor), Szilvay, G. (Inventor), Pulli, T. (Inventor), Sandberg, H. (Inventor), Soikkeli, M. (Inventor), Ketoja, J. (Inventor) & Ruotsalainen, T. (Inventor), 31 Oct 2019, IPC No. C08J 9/ 30 A I, Patent No. FI20185400, Priority date 30 Apr 2018, Priority No. FI20180005400
Research output: Patent › Patent

Research output