DW

David O. Warren

AM Ajax Tocco Magnethermic: 4 patents #5 of 25Top 20%
LE Lectrotherm: 4 patents #1 of 5Top 20%
📍 Lansing, MI: #13 of 487 inventorsTop 3%
🗺 Michigan: #6,365 of 86,293 inventorsTop 8%
Overall (All Time): #353,798 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
D667253 Stove 2012-09-18
D623232 Portable programable sign 2010-09-07
7637307 Adjustable feed chute and associated method of feeding and melting Edward Scott Jackson 2009-12-29
7503376 Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes Edward Scott Jackson 2009-03-17
7470305 Method and apparatus for alternating pouring from common hearth in plasma furnace Edward Scott Jackson 2008-12-30
7137436 Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes Edward Scott Jackson 2006-11-21
6981541 Casting Furnace 2006-01-03
6904955 Method and apparatus for alternating pouring from common hearth in plasma furnace Edward Scott Jackson 2005-06-14
6868896 Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes Edward Scott Jackson 2005-03-22
6827125 Casting furnace 2004-12-07
D488572 Light panel for truck cab and sleeper 2004-04-13
6712875 Method and apparatus for optimized mixing in a common hearth in plasma furnace Edward Scott Jackson 2004-03-30
5813642 Tombstone memorial plaque and support bracket assembly 1998-09-29
D395124 Tombstone memorial plaque and support bracket 1998-06-09