| 7066537 |
Chair back construction |
Tim Coffield, Marcus C. Koepke, Jay R. Machael, Craig H. Schultz |
2006-06-27 |
| 7014269 |
Chair back construction |
Tim Coffield, Marcus C. Koepke, Jay R. Machael, Craig H. Schultz |
2006-03-21 |
| 6729691 |
Chair back construction |
Marcus C. Koepke, Tim Coffield, Jay R. Michael, Matthew J. Phillips, Douglas A. Schroeder +1 more |
2004-05-04 |
| 6669292 |
Ergonomic chair |
Marcus C. Koepke, Jamie Krull, Jay R. Machael, Tim Coffield, Keith L. Davis +6 more |
2003-12-30 |
| D477151 |
Armless ergonomic chair |
Marcus C. Koepke, Jay R. Machael, Craig H. Schultz, Douglas A. Schroeder, Brian R. Trego +4 more |
2003-07-15 |
| D477164 |
Chair back |
Marcus C. Koepke, Craig H. Schultz, Douglas A. Schroeder, Tim Coffield, Patrick Burgess +1 more |
2003-07-15 |
| D476821 |
Ergonomic chair |
Marcus C. Koepke, Jay R. Machael, Craig H. Schultz, Douglas A. Schroeder, Brian R. Trego +4 more |
2003-07-08 |
| 6572190 |
Lumbar support for a chair |
Marcus C. Koepke, Jay R. Machael, Matthew J. Phillips, Douglas A. Schroeder, Craig H. Schultz |
2003-06-03 |
| 6568760 |
Chair of modular construction |
Keith L. Davis, Marcus C. Koepke, Jamie Krull, Jay R. Machael, Matthew J. Phillips +4 more |
2003-05-27 |
| D462858 |
Chair back frame |
Marcus C. Koepke, Craig H. Schultz, Douglas A. Schroeder, Tim Coffield, Patrick Burgess +1 more |
2002-09-17 |
| D462187 |
Chair |
Marcus C. Koepke, Jay R. Machael, Craig H. Schultz, Douglas A. Schroeder, Brian R. Trego +3 more |
2002-09-03 |
| D460869 |
Chair |
Marcus C. Koepke, Jay R. Machael, Craig H. Schultz, Douglas A. Schroeder, Brian R. Trego +3 more |
2002-07-30 |
| D457421 |
Castor |
Marcus C. Koepke, Brian R. Trego |
2002-05-21 |