Helsinki
Finland
3
2021-04-29
The entities that hold a legal rights for patent applications filed by inventor Virtanen Sami:
Sami Virtanen from Helsinki, FI has applied for patents for these inventions. The list has both pending applications and granted patents:
System for preventing gas bubbles in oil flow to enter a high-voltage device and a method for preventing gas bubbles to enter a high-voltage device
#2 | 2020-10-22Analyzing fault gas concentration in liquid
#3 | 2017-07-27Method and system for extracting gas or gas mixtures from a liquid for performing dissolved gas or gas mixture analysis
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