1. Hitachi Energy Switzerland Ag (8 from 178 patents)

2. Hitachi Energy Ltd (5 from 230 patents)

3. Abb Schweiz Ag (3 from 2,622 patents)

4. Abb Ag (2 from 137 patents)

5. Abb Power Grids Switzerland Ag (2 from 127 patents)

1. 12457179 - Control network for mobile robots

2. 12316445 - Channel assignment in a wireless communication system

3. 12245204 - Method for allocating resources in a wireless communication system

4. 11985541 - Symbol-level fragmentation and pre-emption in industrial wireless communications

5. 11963216 - Channel access and transmission scheduling for industrial wireless communications

6. 11877153 - Method of authentication of wireless communication based on physical layer security

7. 11664922 - Radio-based detector and method to protect against unpredictable interference in industrial wireless communications

8. 11546199 - Packet detection and timing synchronization for high performance wireless communications in substation automation

9. 11489710 - Frequency offset estimation and compensation for high performance wireless communications in substation automation

10. 11438856 - Method and system of wireless TDMA scheduling for industrial machine-to-machine communication, including propagation-delay-aware scheduling

11. 11431521 - Installation of building automation devices

12. 11424948 - Managing communication between gateway and building automation device

13. 11424890 - Method and system of wireless TDMA communication for industrial machine-to-machine communication

14. 11337236 - Time-slotted scheduling of packets in an industrial wireless network

15. 11289792 - Communication device comprising a mounting structure and valve unit