Wattenwil
Switzerland
3
2010-05-27
The entities that hold a legal rights for patent applications filed by inventor Stark John:
John Stark from Wattenwil, CH has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for converting a fluctuating and/or erratic energy supply into a stable energy source
#2 | 2006-10-12Integrated water decontamination plant and well pump arrangement
#3 | 2006-06-29Double cone for generation of a pressure difference
3790523 ⎘