DS

David D. Sayers

ST Steelcase: 1 patents #30 of 84Top 40%
📍 Kentwood, MI: #7 of 17 inventorsTop 45%
🗺 Michigan: #1,023 of 4,492 inventorsTop 25%
Overall (1997): #161,573 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5630647 Tension adjustment mechanism for chairs Kurt R. Heidmann, Brian L. Christensen, Michael W. Haan, Glenn A. Knoblock, Eric McClure +6 more 1997-05-20