DB

David F. Bach

WE Westinghouse Electric: 2 patents #1,558 of 5,139Top 35%
GC Grand Rapids Controls Company: 1 patents #3 of 7Top 45%
NM National Molding: 1 patents #11 of 21Top 55%
📍 Minneapolis, MN: #953 of 6,114 inventorsTop 20%
🗺 Minnesota: #10,397 of 52,454 inventorsTop 20%
Overall (All Time): #742,552 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D717694 Release mechanism for a buckle assembly Miguel Bevilacqua, James Rittenhouse, Christopher G. Inman 2014-11-18
7029071 Office chair Ronnie K. Watson, Anthony K. Chapman, Matthew E. Chrostowski, Randall Clark Lewis, Timothy P. Coffield +3 more 2006-04-18
6877597 Clutch mechanism James W. Bach 2005-04-12
6688690 Office chair Ronnie K. Watson, Anthony K. Chapman, Matthew E. Chrostowski, Randall Clark Lewis, Timothy P. Coffield +3 more 2004-02-10
5378057 Metal case William K. Hofman 1995-01-03
5364178 File cabinet having a corregated inner framework construction William K. Hofman, Jerry J. Mayette 1994-11-15
4603769 Grain chute system Bert Bach 1986-08-05