DC

David P. Churchill

SD Steelcase Development: 3 patents #140 of 472Top 30%
📍 Kalamazoo, MI: #471 of 1,283 inventorsTop 40%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,619,981 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6173543 Work station adapted for routing utilities Steven C. Gortsema, Jonathan J. King, Frank Friedman, Thomas B. Eich, Charles A. Seiber +1 more 2001-01-16
6158179 Overhead structures for wall system Anne C. Ackerly, David J. Battey, James H. Davies, Gregg R. Draudt, Michael D. Elsholz +17 more 2000-12-12
5979118 Expandable and contractible work station Steven C. Gortsema, Thomas B. Eich, Charles A. Seiber, Frank Freidman, Jonathan J. King +2 more 1999-11-09