Inventor · disambiguated record
Hendrik R. Van Hekken
Also filed as: VAN HEKKEN HENDRIK R · VAN HEKKEN HENDRIK RICHARD
22 granted patents·2 pending applications·999 citations·filing 1990–2016
97Inventor score
Files withKNOLL INC13VAN HEKKEN HENDRIK R4WESTINGHOUSE ELECTRIC CORP3CHADWICK DONALD T1DESKEVICH ADAM DANIEL1
Top patents by PatentIndex Score
24 records- 0198US7887131B2Lumbar supportKNOLL INC·Filed 2010·Granted Feb 15, 2011·118 cites·10 claims
- 0296US8616640B2ChairVAN HEKKEN HENDRIK R·Filed 2011·Granted Dec 31, 2013·47 cites·20 claims
- 0396US6076892AMulti-adjustable armrest assemblyKNOLL INC·Filed 1997·Granted Jun 20, 2000·144 cites·16 claims
- 0496US6053578AMulti-adjustable armrest assemblyKNOLL INC·Filed 1999·Granted Apr 25, 2000·141 cites·2 claims
- 0590US5791733AAdjustable lumbar supportKNOLL INC·Filed 1997·Granted Aug 11, 1998·126 cites·22 claims
- 0690US5297851AChair fastening deviceWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Mar 29, 1994·86 cites·8 claims
- 0788US8480171B2Office chairCHADWICK DONALD T·Filed 2005·Granted Jul 9, 2013·41 cites·20 claims
- 0888US5499413AComposite foam chair cushion and methodWESTINGHOUSE ELECTRIC CORP·Filed 1994·Granted Mar 19, 1996·74 cites·13 claims
- 0986US9185973B2Chair and a method of using the chairUDAGAWA MASAMICHI·Filed 2013·Granted Nov 17, 2015·14 cites·20 claims
- 1085US9883748B2Training device for a seating device and method of using the sameKNOLL INC·Filed 2016·Granted Feb 6, 2018·5 cites·23 claims
- 1184US6767019B2Ergonomic utility cartKNOLL INC·Filed 2002·Granted Jul 27, 2004·35 cites·7 claims
- 1284USD430973SLounge chairKNOLL INC·Filed 1999·Granted Sep 19, 2000·33 cites·1 claims
- 1382US8663514B2Gas-assisted co-injection molded chairDESKEVICH ADAM DANIEL·Filed 2011·Granted Mar 4, 2014·15 cites·18 claims
- 1482US6824218B1Height adjustment mechanism for a chairKNOLL INC·Filed 2004·Granted Nov 30, 2004·42 cites·15 claims
- 1578US9565945B2Seating device having a height adjustment mechanismKNOLL INC·Filed 2016·Granted Feb 14, 2017·5 cites·15 claims
- 1675US8702171B2Article of furnitureVAN HEKKEN HENDRIK R·Filed 2011·Granted Apr 22, 2014·9 cites·16 claims
- 1774US9585485B2Seating device having a tilt mechanismKNOLL INC·Filed 2016·Granted Mar 7, 2017·4 cites·19 claims
- 1873US5489145AChair cusion and upholstery assembly and methodWESTINGHOUSE ELECTRIC CORP·Filed 1994·Granted Feb 6, 1996·32 cites·10 claims
- 1971US8764117B2Method of fabricating a chairKNOLL INC·Filed 2013·Granted Jul 1, 2014·6 cites·20 claims
- 2067US8505186B2Method of fabricating a chairVAN HEKKEN HENDRIK R·Filed 2010·Granted Aug 13, 2013·5 cites·18 claims
- 2162US8628142B2Chair having moveable tabletVAN HEKKEN HENDRIK R·Filed 2012·Granted Jan 14, 2014·3 cites·30 claims
- 2252US2014139002A1Gas-assisted co-injection molded chairKNOLL INC·Filed 2014·Application pending·0 cites
- 2343US5011227AAdjustable footrest for a chairKNOLL INTERNATIONAL·Filed 1990·Granted Apr 30, 1991·14 cites·22 claims
- 2438US2010283308A1Co-injection molded chairKNOLL INC·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →