Rocklin, California
United States
15
2015-03-12
The entities that hold a legal rights for patent applications filed by inventor Leonhardt Patrick A.:
Patrick A. Leonhardt from Rocklin, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Crash attenuator
#2 | 2014-05-29Guardrail system with a releasable post
#3 | 2014-04-24Frangible post for highway barrier end terminals
#4 | 2013-10-10Energy absorbing vehicle barrier
#5 | 2012-08-30End terminal
#6 | 2012-08-23Guardrail assembly, breakaway support post for a guardrail and methods for the assembly and use thereof
#7 | 2012-05-24Method for transferring a barrier
#8 | 2011-10-20Energy absorbing vehicle barrier
#9 | 2011-09-08Energy absorbing vehicle barrier
#10 | 2011-05-31Energy absorbing vehicle barrier
#11 | 2010-09-30Guardrail assembly, breakaway support post for a guardrail and methods for the assembly and use thereof
#12 | 2009-03-19Barrier transfer device, system and method for the use thereof
#13 | 2006-06-01Anti-icing spray system
#14 | 2005-06-14Vehicle mounted crash attenuator
#15 | 2005-03-17Roadway freezing point monitoring system and method
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