Montgomery Village, Maryland
United States
4
2020-07-02
The entities that hold a legal rights for patent applications filed by inventor Halowell John E.:
John E. Halowell from Montgomery Village, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Determining loss of communication between rail vehicles
#2 | 2015-09-17Impact resistant end of train device
#3 | 2013-08-29Rail Car Intercar Cable Arrangement, Rail Car Intercar Cable, and Hanger Arrangement Therefor
#4 | 2011-10-13Visual data collection system for a train
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