Denver, Colorado
United States
4
2018-09-27
Stephen Katsaros from Denver, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Solar Charge Circuit and Method
#2 | 2016-11-17Adjustable solar charged lamp
#3 | 2016-02-11Adjustable solar charged lamp
#4 | 2013-08-29Adjustable solar charged lamp
412062 ⎘