Niantic, Connecticut
United States
6
2021-08-26
The entities that hold a legal rights for patent applications filed by inventor Kulak Richard E.:
Richard E. Kulak from Niantic, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Elevator door in interlock assembly
#2 | 2020-04-23Elevator car door interlock
#3 | 2020-02-20Car door interlock
#4 | 2019-11-07Elevator door interlock assembly
#5 | 2019-11-07Elevator door interlock assembly
#6 | 2019-11-07Elevator door interlock assembly
2648500 ⎘