DC

Darell D. Cronch

LI Lexmark International: 6 patents #429 of 1,615Top 30%
IBM: 2 patents #32,839 of 70,183Top 50%
Overall (All Time): #660,176 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7227652 Switching power supply, method of operation and device-and-power-supply assembly Hugh E. Gilbert, Daniel A. Leverett 2007-06-05
7011395 Print head energy storage Frank Edward Anderson 2006-03-14
6954278 Dynamic printer operating system Thomas Jon Eade, Mark Joseph Edwards, Mark Fagan 2005-10-11
6624407 Encoder with mask spacer contacting the encoder film Dariush Aboonasry, Christopher Alan Adkins, Alexander Chapman, David Michael Cseledy, Edmund Hulin James, III +2 more 2003-09-23
6151041 Less restrictive print head cartridge installation in an ink jet printer John Philip Bolash, Paul Harrington 2000-11-21
D320978 Word processor system unit Freddie M. Lawson, Robert F. McDaniel, James P. Wang 1991-10-22
4789257 Line find feature for an electronic typewriter John Brown, Patricia A. Graham, Kevin Tucker 1988-12-06
4706008 Self-adjusting homing for a stepping motor Richard T. Fisher, Patricia A. Graham, John E. Passafiume 1987-11-10