BR

Brian H. Root

ST Steelcase: 8 patents #118 of 809Top 15%
SD Steelcase Development: 1 patents #261 of 472Top 60%
Overall (All Time): #582,477 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7841664 Chair with control system Russell T. Holdredge, Christopher J. Norman, Kurt R. Heidmann, Mark Dinnewith 2010-11-30
5979845 Hub tube/washer assembly Robert J. Battey, John L. Hendricks, Charles L. Cartwright 1999-11-09
5979988 Modular chair construction and method of assembly Kurt R. Heidmann, Brian L. Christensen, Michael W. Haan, Glenn A. Knoblock, Eric McClure +6 more 1999-11-09
5964436 Chair base Robert J. Battey, Robert S. Grooters, Kurt R. Heidmann, John L. Hendricks, Michael A. Kolarik +2 more 1999-10-12
5906343 Chair base Robert J. Battey, Robert S. Grooters, Kurt R. Heidmann, John L. Hendricks, Michael A. Kolarik +2 more 1999-05-25
5873634 Modular chair construction and method of assembly Kurt R. Heidmann, Brian L. Christensen, Micahel W. Haan, Glenn A. Knoblock, Eric McClure +6 more 1999-02-23
5782536 Modular chair construction and method of assembly Kurt R. Heidmann, Brian L. Christensen, Michael W. Haan, Glenn A. Knoblock, Eric McClure +6 more 1998-07-21
5630649 Modular chair construction and method of assembly Kurt R. Heidmann, Brian L. Christensen, Patrick P. Schwoerer, James P. Steffens 1997-05-20
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