Assignee
HELO TEHTAAT OY
FI·7 granted patents·64 citations·filing 1981–1990
Top patents by PatentIndex Score
7 records- 0149US5054105AElectric sauna heater utilizing a thermostatic control of steam generation and sauna room heatingHELO TEHTAAT OY·Filed 1990·Granted Oct 1, 1991·22 cites·7 claims
- 0237US4851646AElectric sauna stoveHELO TEHTAAT OY·Filed 1988·Granted Jul 25, 1989·8 cites·6 claims
- 0329US4959527AElectric sauna heaterHELO TEHTAAT OY·Filed 1988·Granted Sep 25, 1990·12 cites·13 claims
- 0428US4939344AElectric sauna oven with shield for transmitting heat radiation to detectorHELO TEHTAAT OY·Filed 1988·Granted Jul 3, 1990·5 cites·7 claims
- 0526US5033107AElectric sauna heaterHELO TEHTAAT OY·Filed 1989·Granted Jul 16, 1991·0 cites·13 claims
- 0626US5021637AMethod of controlling the supply of electric power to an electric sauna heaterHELO TEHTAAT OY·Filed 1990·Granted Jun 4, 1991·6 cites·10 claims
- 0725US4446356AElectric sauna heaterHELO TEHTAAT OY·Filed 1981·Granted May 1, 1984·11 cites·10 claims
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