Inventor
STEFFENSEN ERIK A
US13 patents
⚠️ This page may combine multiple inventors who share the name “STEFFENSEN ERIK A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HON TECH INC
12 patentsUS7014269B2Mar 21, 2006
Chair back construction
HON TECH INC174 citations99
US6572190B2Jun 3, 2003
Lumbar support for a chair
HON TECH INC319 citations99
US6729691B2May 4, 2004
Chair back construction
HON TECH INC257 citations98
US6669292B2Dec 30, 2003
Ergonomic chair
HON TECH INC232 citations98
US6568760B2May 27, 2003
Chair of modular construction
HON TECH INC106 citations97
USD476821SJul 8, 2003
Ergonomic chair
HON TECH INC67 citations96
USD462187SSep 3, 2002
Chair
HON TECH INC24 citations92
USD460869SJul 30, 2002
Chair
HON TECH INC18 citations92
USD477151SJul 15, 2003
Armless ergonomic chair
HON TECH INC16 citations84
USD457421SMay 21, 2002
Castor
HON TECH INC6 citations74
USD462858SSep 17, 2002
Chair back frame
HON TECH INC2 citations62
USD477164SJul 15, 2003
Chair back
HON TECH INC1 citations52