Inventor · disambiguated record
Heikki Tuusa
Also filed as: TUUSA HEIKKI · TUUSA HEIKKI J
6 granted patents·110 citations·filing 1988–1991
84Inventor score
Top patents by PatentIndex Score
6 records- 0168US5157574AOvervoltage protector for rectifier/inverter bridgesKONE ELEVATOR GMBH·Filed 1991·Granted Oct 20, 1992·31 cites·16 claims
- 0259US5140514ARegulation of d.c. voltage of a pulse-width modulated rectifier using spatial vectors in a stationary coodinate systemKONE ELEVATOR GMBH·Filed 1991·Granted Aug 18, 1992·27 cites·11 claims
- 0353US5038244ADevice for overvoltage protection of a rectifier bridge feeding a d.c. motor and for control of the d.c. motor during emergency brakingKONE ELEVATOR GMBH·Filed 1990·Granted Aug 6, 1991·23 cites·13 claims
- 0442US5031087AProcedure for the selection of a bridge or bridge section in a rectifier bridge unit, and a bridge selector unit designed for implementing the procedureKONE ELEVATOR GMBH·Filed 1990·Granted Jul 9, 1991·14 cites·12 claims
- 0540US5091841AProcedure for the control of frequency converter and rectifier/inverter bridges, and a modulator unit designed for implementing the procedureKONE ELEVATOR GMBH·Filed 1990·Granted Feb 25, 1992·12 cites·11 claims
- 0629US4907144AFrequency converter and a method of applying sameKONE OY·Filed 1988·Granted Mar 6, 1990·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →