Oslo
Norway
4
2023-02-23
The entities that hold a legal rights for patent applications filed by inventor Lingvall Fredrik:
Fredrik Lingvall from Oslo, NO has applied for patents for these inventions. The list has both pending applications and granted patents:
Ultrasound Coupling Shoe
#2 | 2022-10-27ULTRASONIC SCANNING APPARATUS COMPRISING A BACKING BLOCK
#3 | 2015-10-08System and method for early train detection
#4 | 2013-09-26System and method for early train detection
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