Inventor · disambiguated record
Dale M. Groendal
Also filed as: BEEMER DANIEL P · GROENDAL DALE M
27 granted patents·1,475 citations·filing 1993–2018
98Inventor score
Top patents by PatentIndex Score
27 records- 0198US8973990B2Chair assemblySTEELCASE INC·Filed 2013·Granted Mar 10, 2015·42 cites·20 claims
- 0298USD457739SChairSTEELCASE DEV CORP·Filed 2000·Granted May 28, 2002·81 cites·1 claims
- 0398US5385388ASplit back chairSTEELCASE INC·Filed 1993·Granted Jan 31, 1995·197 cites·12 claims
- 0497US6536841B1Synchrotilt chairSTEELCASE DEV CORP·Filed 2000·Granted Mar 25, 2003·111 cites·21 claims
- 0596USD456627SChairSTEELCASE DEV CORP·Filed 2001·Granted May 7, 2002·58 cites·1 claims
- 0695US5662381AChair construction and method of assemblySTEELCASE INC·Filed 1995·Granted Sep 2, 1997·106 cites·25 claims
- 0795USD355303SChairSTEELCASE INC·Filed 1993·Granted Feb 14, 1995·65 cites·1 claims
- 0894US9706853B2Chair assemblySTEELCASE INC·Filed 2015·Granted Jul 18, 2017·9 cites·21 claims
- 0994US5318346AChair with zero front rise controlSTEELCASE INC·Filed 1993·Granted Jun 7, 1994·112 cites·21 claims
- 1093US9986848B2Chair assembly methodSTEELCASE INC·Filed 2017·Granted Jun 5, 2018·9 cites·23 claims
- 1193US9167910B2Chair assemblySTEELCASE INC·Filed 2013·Granted Oct 27, 2015·11 cites·26 claims
- 1293US5842264AChair construction and method of assemblySTEELCASE INC·Filed 1997·Granted Dec 1, 1998·74 cites·26 claims
- 1392US6062649AChair back constructionSTEELCASE DEV INC·Filed 1998·Granted May 16, 2000·102 cites·36 claims
- 1492US5630643AUpholstered chair with two-piece shellSTEELCASE INC·Filed 1993·Granted May 20, 1997·100 cites·69 claims
- 1591US6099076AChair back constructionSTEELCASE DEV INC·Filed 1999·Granted Aug 8, 2000·84 cites·15 claims
- 1690USD457007SChairSTEELCASE DEV CORP·Filed 2001·Granted May 14, 2002·33 cites·1 claims
- 1790US5540481AChair with zero front rise controlSTEELCASE INC·Filed 1994·Granted Jul 30, 1996·69 cites·35 claims
- 1889US6786548B2Chair constructionSTEELCASE DEV CORP·Filed 2002·Granted Sep 7, 2004·44 cites·16 claims
- 1988US10413083B2Chair assemblySTEELCASE INC·Filed 2018·Granted Sep 17, 2019·5 cites·21 claims
- 2084USD351070SChairSTEELCASE INC·Filed 1993·Granted Oct 4, 1994·27 cites·1 claims
- 2182USD461327SChairSTEELCASE DEV CORP·Filed 2001·Granted Aug 13, 2002·21 cites·1 claims
- 2282USD451693SChairSTEELCASE DEV CORP·Filed 2000·Granted Dec 11, 2001·21 cites·1 claims
- 2376US5851457AMethod of forming an upholstered foam plastic seat cushionSTEELCASE INC·Filed 1996·Granted Dec 22, 1998·36 cites·3 claims
- 2468USD412417SChairSTEELCASE INC·Filed 1997·Granted Aug 3, 1999·14 cites·1 claims
- 2563US5935364AThermal forming upholstery processSTEELCASE INC·Filed 1996·Granted Aug 10, 1999·27 cites·20 claims
- 2662USD463920SChairSTEELCASE DEV CORP·Filed 2001·Granted Oct 8, 2002·9 cites·1 claims
- 2756USD360770SChairSTEELCASE INC·Filed 1994·Granted Aug 1, 1995·8 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →