Waterloo
Canada
3
2021-09-23
The entities that hold a legal rights for patent applications filed by inventor Hermsen Walter J. S.:
Walter J. S. Hermsen from Waterloo, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Systems, devices, and methods for interactive visual displays
#2 | 2021-04-22Systems, devices, and methods for remote access smartphone services
#3 | 2020-03-05Systems, devices, and methods for interactive visual displays
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