Inventor · disambiguated record
Per K. Hansen
Also filed as: HANSEN PER HVID · HANSEN PER K · HANSEN PER KROGH
16 granted patents·1 pending application·4,107 citations·filing 1982–2003
97Inventor score
Files withPOSITION ORIENTATION SYSTEMS L6ASCENSION TECH CORP5POSITION ORIENTATION SYSTEMS I2POSITION ORIENTATION SYSTEMS1SELECTECH LTD1
Top patents by PatentIndex Score
17 records- 0198US5767669AMagnetic field position and orientation measurement system with dynamic eddy current rejectionASCENSION TECH CORP·Filed 1996·Granted Jun 16, 1998·410 cites·50 claims
- 0298US5742394AOptical 6D measurement system with two fan shaped beams rotating around one axisASCENSION TECH CORP·Filed 1996·Granted Apr 21, 1998·291 cites·19 claims
- 0398US5045843AOptical pointing deviceSELECTECH LTD·Filed 1988·Granted Sep 3, 1991·405 cites·18 claims
- 0498US4776016AVoice control systemPOSITION ORIENTATION SYSTEMS I·Filed 1985·Granted Oct 4, 1988·550 cites·13 claims
- 0598US4642786AMethod and apparatus for position and orientation measurement using a magnetic field and retransmissionPOSITION ORIENTATION SYSTEMS L·Filed 1984·Granted Feb 10, 1987·482 cites·25 claims
- 0698US4622644AMagnetic position and orientation measurement systemPOSITION ORIENTATION SYSTEMS L·Filed 1984·Granted Nov 11, 1986·245 cites·13 claims
- 0797US5831260AHybrid motion trackerASCENSION TECH CORP·Filed 1996·Granted Nov 3, 1998·397 cites·12 claims
- 0897US5744953AMagnetic motion tracker with transmitter placed on tracked objectASCENSION TECH CORP·Filed 1996·Granted Apr 28, 1998·413 cites·30 claims
- 0997US4506354AUltrasonic position detecting systemPOSITION ORIENTATION SYSTEMS L·Filed 1982·Granted Mar 19, 1985·118 cites·26 claims
- 1096US5953683ASourceless orientation sensorASCENSION TECH CORP·Filed 1997·Granted Sep 14, 1999·393 cites·36 claims
- 1191US4576481APassive optical position measurement systemPOSITION ORIENTATION SYSTEMS L·Filed 1982·Granted Mar 18, 1986·62 cites·11 claims
- 1289US6528989B1AC magnetic tracker for operation close to metallic objectsSKYSENSE LTD·Filed 2000·Granted Mar 4, 2003·46 cites·37 claims
- 1389US4653102ADirectional microphone systemPOSITION ORIENTATION SYSTEMS·Filed 1985·Granted Mar 24, 1987·134 cites·8 claims
- 1485US4823170ALine of sight measuring systemPOSITION ORIENTATION SYSTEMS L·Filed 1985·Granted Apr 18, 1989·56 cites·29 claims
- 1572US4618822ADisplacement sensing device utilizing adjustable tuned circuitPOSITION ORIENTATION SYSTEMS L·Filed 1984·Granted Oct 21, 1986·78 cites·18 claims
- 1667US4858203AOmnidirectional distance measurement systemPOSITION ORIENTATION SYSTEMS I·Filed 1985·Granted Aug 15, 1989·27 cites·26 claims
- 1738US2004122530A1Indicating device with estimating featureFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →