Inventor · disambiguated record
Erik A. Steffensen
Also filed as: STEFFENSEN ERIK A
13 granted patents·1,395 citations·filing 2001–2004
95Inventor score
Technology areasA47C
Top patents by PatentIndex Score
13 records- 0199US7066537B2Chair back constructionHNI TECH INC·Filed 2004·Granted Jun 27, 2006·173 cites·23 claims
- 0299US7014269B2Chair back constructionHON TECH INC·Filed 2001·Granted Mar 21, 2006·174 cites·22 claims
- 0399US6572190B2Lumbar support for a chairHON TECH INC·Filed 2001·Granted Jun 3, 2003·319 cites·42 claims
- 0498US6729691B2Chair back constructionHON TECH INC·Filed 2002·Granted May 4, 2004·257 cites·15 claims
- 0598US6669292B2Ergonomic chairHON TECH INC·Filed 2002·Granted Dec 30, 2003·232 cites·30 claims
- 0695USD476821SErgonomic chairHON TECH INC·Filed 2002·Granted Jul 8, 2003·67 cites·1 claims
- 0795US6568760B2Chair of modular constructionHON TECH INC·Filed 2001·Granted May 27, 2003·106 cites·15 claims
- 0879USD462187SChairHON TECH INC·Filed 2001·Granted Sep 3, 2002·24 cites·1 claims
- 0973USD460869SChairHON TECH INC·Filed 2001·Granted Jul 30, 2002·18 cites·1 claims
- 1069USD477151SArmless ergonomic chairHON TECH INC·Filed 2002·Granted Jul 15, 2003·16 cites·1 claims
- 1148USD457421SCastorHON TECH INC·Filed 2001·Granted May 21, 2002·6 cites·1 claims
- 1236USD462858SChair back frameHON TECH INC·Filed 2001·Granted Sep 17, 2002·2 cites·1 claims
- 1333USD477164SChair backHON TECH INC·Filed 2002·Granted Jul 15, 2003·1 cites·1 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →