Inventor · disambiguated record
Bertel Birker
Also filed as: BIRKER BERTEL
4 granted patents·93 citations·filing 1976–1997
79Inventor score
Files withDANFOSS AS4
Top patents by PatentIndex Score
4 records- 0186US4159646AApparatus for measuring the flow quantity or associated parameters of a liquid with two ultrasonic transducersDANFOSS AS·Filed 1978·Granted Jul 3, 1979·44 cites·2 claims
- 0261US4159647AApparatus for measuring the flow quantity or associated parameters of a liquid with two ultrasonic transducersDANFOSS AS·Filed 1978·Granted Jul 3, 1979·15 cites·7 claims
- 0359US6138517AMass flowmeter with bidirectionally wound oscillation detectorDANFOSS AS·Filed 1997·Granted Oct 31, 2000·27 cites·11 claims
- 0438US4097719AControl system for charging and discharging an electric storage heaterDANFOSS AS·Filed 1976·Granted Jun 27, 1978·7 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →