Auburn, California
United States
6
2012-05-24
The entities that hold a legal rights for patent applications filed by inventor Wilkinson Douglas E.:
Douglas E. Wilkinson from Auburn, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for transferring a barrier
#2 | 2011-11-10Gate for barrier system and methods for the assembly and use thereof
#3 | 2009-05-21Crash cushion
#4 | 2009-03-19Barrier transfer device, system and method for the use thereof
#5 | 2008-04-10Crash cushion
#6 | 2006-03-16Crash cushion
3174644 ⎘