Helsinki
Finland
4
2023-10-12
The entities that hold a legal rights for patent applications filed by inventor RYHANEN Jari:
Jari RYHANEN from Helsinki, FI has applied for patents for these inventions. The list has both pending applications and granted patents:
Construction arrangement of an elevator and method
#2 | 2023-10-05Construction arrangement of an elevator
#3 | 2023-08-03METHOD FOR CONSTRUCTING AN ELEVATOR, GUIDE RAIL INSTALLATION APPARATUS, GUIDE RAIL INSTALLATION ARRANGEMENT AND METHOD FOR INSTALLING A GUIDE RAIL OF AN ELEVATOR
#4 | 2023-06-22Installation platform for installing an elevator during construction of a building
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