Rocklin, California
United States
4
2022-05-05
The entities that hold a legal rights for patent applications filed by inventor Johnson Walter H.:
Walter H. Johnson from Rocklin, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Reflective compact lens for magneto-optic Kerr effect metrology system
#2 | 2020-09-24Magneto-optic Kerr effect metrology systems
#3 | 2013-11-14Variable spacing four-point probe pin device and method
#4 | 2013-09-05Variable pressure four-point coated probe pin device and method
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