Stephen E. Donelson — 6 Patents at Cooper Brands

Stephen E. Donelson has been granted 6 US patents while listed as an inventor at Cooper Brands. The first was granted in 2004 and the most recent in December 2007. Stephen E. Donelson ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Stephen E. Donelson in Raleigh, NC, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date
7305770	Releasable blade locking mechanism for utility knife	James M. Critelli	2007-12-11
7174644	Handsaw with blade storage and auxiliary blade	James M. Critelli	2007-02-13
7107688	Releasable blade locking mechanism for utility knife	James M. Critelli	2006-09-19
D519350	Hacksaw frame	James M. Critelli	2006-04-25
D514418	Hacksaw frame	James M. Critelli	2006-02-07
6698679	Tape measure with sliding tape grip element	James M. Critelli	2004-03-02

Stephen E. Donelson — 6 Patents

Issued Patents All Time

Patent Widget