WH

William Hill

UN Unknown: 2 patents #12,644 of 83,584Top 20%
DO Dofasco: 1 patents #7 of 50Top 15%
SG Schott Glas: 1 patents #148 of 378Top 40%
Overall (All Time): #658,256 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7543643 Down hole oil and gas well heating system and method for down hole heating of oil and gas wells 2009-06-09
7363979 Down hole oil and gas well heating system and method for down hole heating of oil and gas wells 2008-04-29
7069993 Down hole oil and gas well heating system and method for down hole heating of oil and gas wells 2006-07-04
6868211 Process and apparatus for forming optical shuffles Marten Walter, Kai Olbricht, Markus Schuster 2005-03-15
6681859 Downhole oil and gas well heating system and method 2004-01-27
6625515 Roll defect management process Tedd Kerr, Ron Webber, Ron Howard 2003-09-23
4999562 Jumper terminal system 1991-03-12
4942833 Turf treating process and apparatus Wallace L. Hill, Leonard J. Hill 1990-07-24