Assignee
BRUEEL & KJAER AS
DK·17 granted patents·445 citations·filing 1980–1996
Top patents by PatentIndex Score
17 records- 0187US4818882APhotoacoustic gas analyzerBRUEEL & KJAER AS·Filed 1987·Granted Apr 4, 1989·76 cites·9 claims
- 0286USD278625SMicrophoneBRUEEL & KJAER AS·Filed 1983·Granted Apr 30, 1985·51 cites·1 claims
- 0381US5996412AMethod and apparatus for measuring acceleration or mechanical forcesBRUEEL & KJAER AS·Filed 1996·Granted Dec 7, 1999·59 cites·18 claims
- 0477US4582961ACapacitive transducerBRUEEL & KJAER AS·Filed 1982·Granted Apr 15, 1986·52 cites·14 claims
- 0570US5677487AMethod and apparatus for measuring acceleration or mechanical forcesBRUEEL & KJAER AS·Filed 1996·Granted Oct 14, 1997·33 cites·15 claims
- 0666US4808921AParamagnetic gas analyzer using DC and AC magnetic fieldsBRUEEL & KJAER AS·Filed 1987·Granted Feb 28, 1989·25 cites·4 claims
- 0762US5753793AApparatus for detecting the malfunctioning of an accelerometerBRUEEL & KJAER AS·Filed 1994·Granted May 19, 1998·28 cites·3 claims
- 0858US5572081AAccelerometerBRUEEL & KJAER AS·Filed 1993·Granted Nov 5, 1996·25 cites·17 claims
- 0955US4887300APressure gradient microphoneBRUEEL & KJAER AS·Filed 1987·Granted Dec 12, 1989·37 cites·6 claims
- 1046US5400297AMethod and a system for testing capacitive, acoustic transducersBRUEEL & KJAER AS·Filed 1993·Granted Mar 21, 1995·13 cites·10 claims
- 1146US4715219AAcoustic calibration deviceBRUEEL & KJAER AS·Filed 1986·Granted Dec 29, 1987·10 cites·11 claims
- 1243US4777650ADual cavity pressure microphonesBRUEEL & KJAER AS·Filed 1986·Granted Oct 11, 1988·9 cites·7 claims
- 1335US5525900AMethod for determining the displacement of an object of an electrically conducting materialBRUEEL & KJAER AS·Filed 1994·Granted Jun 11, 1996·11 cites·35 claims
- 1431US4323903AStrip chart recorder with a differential capacitor serving as position sensor in a position servo for the recording penBRUEEL & KJAER AS·Filed 1980·Granted Apr 6, 1982·3 cites·4 claims
- 1528USD301016SRoughness indicatorBRUEEL & KJAER AS·Filed 1986·Granted May 9, 1989·2 cites·1 claims
- 1624US4910838AMethod for providing a desired sound field as well as an ultrasonic transducer for carrying out the methodBRUEEL & KJAER AS·Filed 1988·Granted Mar 27, 1990·5 cites·9 claims
- 1723US5136656AProbe microphoneBRUEEL & KJAER AS·Filed 1990·Granted Aug 4, 1992·6 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →