Springfield, Virginia
United States
4
2014-02-06
Alan L. VOLKER from Springfield, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Alkaline electrolyzer
#2 | 2012-06-21Alkaline electrolyzer
#3 | 2009-12-17Alkaline electrolyzer
#4 | 2005-09-15Portable fuel cell power supply
636916 ⎘