Inventor · disambiguated record
Peter Augustinus Johannes Achten
Also filed as: ACHTEN PETER A J · ACHTEN PETER AUGUSTINUS JOHANN · ACHTEN PETER AUGUSTINUS JOHANNES
24 granted patents·1 pending application·430 citations·filing 1992–2022
96Inventor score
Top patents by PatentIndex Score
25 records- 0187US5556262AFree-piston engine having a fluid energy unitINNAS FREE PISTON BV·Filed 1992·Granted Sep 17, 1996·63 cites·6 claims
- 0286US6575076B1Hydraulic installationsINNAS FREE PISTON BV·Filed 2000·Granted Jun 10, 2003·27 cites·7 claims
- 0386US5829393AFree-piston engineINNAS FREE PISTON BV·Filed 1995·Granted Nov 3, 1998·64 cites·4 claims
- 0483US10961990B2Hydraulic deviceINNAS BV·Filed 2018·Granted Mar 30, 2021·3 cites·20 claims
- 0583US10914172B2Hydraulic deviceINNAS BV·Filed 2017·Granted Feb 9, 2021·4 cites·15 claims
- 0683US6279517B1Free piston engine provided with a purging air dosing systemINNAS FREE PISTON BV·Filed 1997·Granted Aug 28, 2001·46 cites·9 claims
- 0782US11067067B2Hydraulic deviceINNAS BV·Filed 2017·Granted Jul 20, 2021·3 cites·13 claims
- 0880US5540193AMethod for the cold start of a free-piston engine; and free-piston engine adapted for use of this methodINNAS FREE PISTON BV·Filed 1992·Granted Jul 30, 1996·38 cites·8 claims
- 0979US10830221B2Hydraulic device, a method of manufacturing a hydraulic device and a group of hydraulic devicesINNAS BV·Filed 2017·Granted Nov 10, 2020·3 cites·20 claims
- 1078US7967574B2Variable pump or hydraulic motorINNAS BV·Filed 2007·Granted Jun 28, 2011·7 cites·13 claims
- 1177US7731485B2Reciprocating cylinder swash plate pumpINNAS BV·Filed 2006·Granted Jun 8, 2010·9 cites·4 claims
- 1277US5482445AFree-piston engine having a slidable ring for moving the pistonINNAS FREE PISTON BV·Filed 1992·Granted Jan 9, 1996·33 cites·9 claims
- 1377US5473893AFree-piston engine having a fluid pressure unitINNAS FREE PISTON BV·Filed 1992·Granted Dec 12, 1995·34 cites·8 claims
- 1472US7328647B2Hydraulic deviceINNAS BV·Filed 2004·Granted Feb 12, 2008·14 cites·5 claims
- 1570US6223529B1Hydraulic system with a hydromotor fed by a hydraulic transformerINNAS FREE PISTON BV·Filed 1998·Granted May 1, 2001·31 cites·14 claims
- 1668US6823671B2Free-piston unit for generating hydraulic energyINNAS FREE PISTON BV·Filed 2000·Granted Nov 30, 2004·16 cites·10 claims
- 1767US7311034B2Hydraulic deviceINNAS BV·Filed 2004·Granted Dec 25, 2007·9 cites·25 claims
- 1862US5983638AHydraulic switching valve, and a free piston engine provided therewithINNAS FREE PISTON BV·Filed 1995·Granted Nov 16, 1999·22 cites·5 claims
- 1951US12366232B2Hydraulic deviceINNAS BV·Filed 2022·Granted Jul 22, 2025·0 cites·19 claims
- 2051US10961991B2Hydraulic swash block positioning systemINNAS BV·Filed 2014·Granted Mar 30, 2021·0 cites·13 claims
- 2147US7090472B2Pump or motor with interconnected chambers in the rotorINNAS FREE PISTON BV·Filed 2003·Granted Aug 15, 2006·4 cites·8 claims
- 2244US11802539B2Hydraulic device and a pivot jointINNAS BV·Filed 2018·Granted Oct 31, 2023·0 cites·11 claims
- 2341US8678654B2Axial bearing for use in a hydraulic device, a hydraulic transformer and a vehicle with a hydraulic drive systemACHTEN PETER A J·Filed 2011·Granted Mar 25, 2014·0 cites·13 claims
- 2438US2013195687A1Hydraulic device including a face plateACHTEN PETER AUGUSTINUS JOHANNES·Filed 2011·Application pending·0 cites
- 2537US6893231B2Hydraulic deviceINNAS FREE PISTON BV·Filed 2003·Granted May 17, 2005·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →