Austin, Texas
United States
4
2015-07-23
John C. Bierman from Austin, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Method For Permeation Extraction of Hydrogen From an Enclosed Volume
#2 | 2012-10-11Method for employing titania nanotube sensors as vacuum gauges
#3 | 2011-08-18Method for resurrecting negative electron affinity photocathodes after exposure to an oxidizing gas
#4 | 2009-12-31Robust activation method for negative electron affinity photocathodes
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