Inventor · disambiguated record
Jorma Ponkala
Also filed as: PONKALA JORMA
9 granted patents·204 citations·filing 1979–1995
90Inventor score
Top patents by PatentIndex Score
9 records- 0192US4295091ACircuit for measuring low capacitancesVAISALA OY·Filed 1979·Granted Oct 13, 1981·59 cites·6 claims
- 0259US5485747AMethod of measurement of relative humidity, in particular in radiosondes, and humidity detectors that make use of the methodVAISALA OY·Filed 1994·Granted Jan 23, 1996·19 cites·8 claims
- 0353US5511418AMethod for measurement of relative humidity, in particular in radiosondes, and humidity detectors that make use of the methodVAISALA OY·Filed 1995·Granted Apr 30, 1996·18 cites·13 claims
- 0453US4295090AElectronic selector switch particularly for use in radioscondesVAISALA OY·Filed 1979·Granted Oct 13, 1981·10 cites·7 claims
- 0551US5553495AImpedance detector, in particular for radiosonde operation and process for manufacture of an impedance detectorFiled 1994·Granted Sep 10, 1996·13 cites·9 claims
- 0649US5156045AMethod related to impedance detectors in radiosondesVAISALA OY·Filed 1991·Granted Oct 20, 1992·13 cites·11 claims
- 0749US4905687AMethod and apparatus for regulating air supplied to a gas maskKEMIRA OY·Filed 1989·Granted Mar 6, 1990·50 cites·9 claims
- 0843US5631418AElectrically detected impedance detector for the measurement of physical quantities, in particular of temperature or humidity, and process for the manufacture of said detectorsVAISALA OY·Filed 1994·Granted May 20, 1997·14 cites·10 claims
- 0941US5557042AImpedance detector, in particular for radiosonde operation, as well as a process for the manufacture of a detectorVAISALA OY·Filed 1995·Granted Sep 17, 1996·8 cites·6 claims
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