DZ

Donald W. Zurwelle

BD Black & Decker: 55 patents #31 of 2,138Top 2%
📍 Timonium, MD: #3 of 440 inventorsTop 1%
🗺 Maryland: #169 of 35,612 inventorsTop 1%
Overall (All Time): #42,109 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 26–50 of 58 patents

Patent #TitleCo-InventorsDate
D421615 Keyless chuck Stephen Argo 2000-03-14
D418836 Radio Brian J. Matt, Daniel F. Cuffaro, Charles W. Sears, Jonathan A. Marks, Martin P. Gierke +2 more 2000-01-11
D414093 Right angle drill 1999-09-21
D413203 Kit box Meyric K. Rogers, Bruce M. Waters, Bradford Hollinger, Max Kessler 1999-08-31
D408699 Reciprocating saw 1999-04-27
D408248 Circular saw Bruce M. Waters, Bradford Hollinger, Meyric K. Rogers 1999-04-20
D406740 Screwdriver 1999-03-16
D406741 Hammer drill 1999-03-16
D406511 Hammer drill 1999-03-09
D403939 Side handle for power tool 1999-01-12
D401128 Reciprocating saw 1998-11-17
D400415 Drill 1998-11-03
D400416 Drill 1998-11-03
D396621 Drill 1998-08-04
D396395 Drill 1998-07-28
D390987 Cordless flashlight 1998-02-17
D388201 Flashlight 1997-12-23
D387455 Flashlight 1997-12-09
D387456 Cordless flashlight 1997-12-09
D368214 Cordless power tool housings 1996-03-26
D368009 Cordless power tool housing 1996-03-19
D362167 Cordless power tool 1995-09-12
D359215 Cordless power tool 1995-06-13
D320729 Circular saw or similar article 1991-10-15
D314698 Cordless drill 1991-02-19