Inventor
Douglas D. Benner
Inventor
Grand Rapids, MI, US
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E04Bprimary
E04BGeneral building constructions50%
A47GHousehold or table equipment25%
LOC0825%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–1998Patents assigned to STEELCASE INC (3)· patent assignee history
1995–1998Based in Grand Rapids, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| STEELCASE INC | 3 | 1995–1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Grand Rapids, MI, US | 3 | 1995–1998 |