Berlin
Germany
5
2020-10-15
The entities that hold a legal rights for patent applications filed by inventor Stripling Ralph S.:
Ralph S. Stripling from Berlin, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Elevator systems
#2 | 2019-01-31Elevator safety device
#3 | 2014-09-25Elevator brake including coaxially aligned first and second brake members
#4 | 2012-05-03Signal correlation for missing step detection in conveyors
#5 | 2011-03-03Single brakeshoe test (electrical) for elevators
909066 ⎘