Helsinki
Finland
4
2016-08-11
The entities that hold a legal rights for patent applications filed by inventor HOLTAPPELS Bert:
Bert HOLTAPPELS from Helsinki, FI has applied for patents for these inventions. The list has both pending applications and granted patents:
Methods and systems for delivering electric energy
#2 | 2016-01-21Electric energy storage and supply system
#3 | 2015-10-22Batteries and battery systems for storing electrical energy
#4 | 2005-11-17Session establishment for real-time media communication service
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