CR

Clifton J. Ratza

SD Steelcase Development: 2 patents #35 of 159Top 25%
AT AT&T: 1 patents #483 of 1,668Top 30%
📍 Grand Rapids, MI: #11 of 118 inventorsTop 10%
🗺 Michigan: #362 of 6,198 inventorsTop 6%
Overall (2002): #31,486 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D465360 Boat chair Trent A. Eekhoff 2002-11-12
6474738 Flip-up bolster chair Trent A. Eekhoff 2002-11-05
6357830 Shock absorbing seat Jeffrey S. Wilcox, Trent A. Eekhoff 2002-03-19