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name:-0.0018310546875
name:-0.0060842037200928
Ruhnke; Jan Patent Filings

Ruhnke; Jan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ruhnke; Jan.The latest application filed is for "elevator systems".

Company Profile
5.1.9
  • Ruhnke; Jan - Berlin DE
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Elevator Systems
App 20220106153 - Ruhnke; Jan ;   et al.
2022-04-07
Elevator electrical safety actuator control
Grant 11,267,677 - Ruhnke , et al. March 8, 2
2022-03-08
Elevator Systems
App 20220063955 - Ruhnke; Jan ;   et al.
2022-03-03
Elevator Safety Circuit
App 20220017330 - Herkel; Peter ;   et al.
2022-01-20
Emergency Terminal Stopping Systems
App 20210371240 - Herkel; Peter ;   et al.
2021-12-02
Elevator Safety Systems
App 20210309488 - Ruhnke; Jan
2021-10-07
Elevator Communication Systems
App 20200354189 - Ruhnke; Jan ;   et al.
2020-11-12
Elevator System
App 20200130985 - Ruhnke; Jan
2020-04-30
Elevator Electrical Safety Actuator Control
App 20200071129 - Ruhnke; Jan ;   et al.
2020-03-05
Elevator System
App 20190389694 - Herkel; Peter ;   et al.
2019-12-26

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