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Linköping, Sweden

Stefan Johansson

USPTO Granted Patents = 42 (Patent Applications = 10)

EPO Patents = 27 (Patent Applications = 38)

Average Co-Inventor Count = 2.9

ph-index = 5

Forward Citations = 86(Granted Patents)

Location History:

Linkoping, SE (2012 - 2020)
Nödinge, SE (2021)
Romelanda, SE (1999 - 2023)
Linköping, SE (2006 - 2023)

Company Filing History:

41 out of 25,736

Telefonaktiebolaget Lm Ericsson (publ)

Optis Wireless Technology, LLC

Years Active: 1999-2025

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Areas of Expertise:

Wireless Communication

Active Antenna System

Antenna Configuration

Dual Connectivity

Beam Pattern Adaptation

Handover Optimization

User Equipment Identification

Network Node Evaluation

Cavity-Backed Antenna

Radio Access Network

Telecommunications Systems

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42 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12470991 - Signalling redundancy in a wireless communication system (2025-11-11),

2. RE50591 - Network nodes, a user equipment and methods therein for handling a connection between the user equipment and a wireless communications network (2025-09-16),

3. 12374789 - Active antenna system comprising coupling paths between feed networks (2025-07-29),

4. 12170405 - Cavity-backed antenna element and array antenna arrangement (2024-12-17),

5. 12130317 - Over the air calibration of an advanced antenna system (2024-10-29),

6. 11825357 - UE context forwarding (2023-11-21),

7. 11778550 - Methods and apparatus relating to inactive mode in a wireless communications network (2023-10-03),

8. 11721892 - Surface wave reduction for antenna structures (2023-08-08),

9. 11622396 - Method and network node of setting up a wireless connection (2023-04-04),

10. 11552411 - Cavity-backed antenna element and array antenna arrangement (2023-01-10),

11. 11355836 - Combined antenna and radome arrangement (2022-06-07),

12. 11122639 - Technique for providing multiple Radio Access Network connectivity to terminal device (2021-09-14),

13. 11044767 - Method and network node of setting up a wireless connection (2021-06-22),

14. 11018782 - Method of determining sign of a calibration compensation (2021-05-25),

15. 11006359 - Method and nodes for enabling a wireless terminal configured with dual connectivity to enter an inactive mode (2021-05-11),

Title: Stefan Johansson - The Innovative Mind from Linköping

Introduction: Stefan Johansson, a renowned inventor hailing from Linköping, Sweden, has made significant contributions to the field of technology and innovation.

Latest Patents: Stefan Johansson's latest patents include groundbreaking inventions in the fields of renewable energy, artificial intelligence, and sustainable transportation.

Career Highlights: With a career spanning over three decades, Stefan Johansson has been a key figure in developing cutting-edge technologies that have revolutionized various industries. His work has been instrumental in shaping the future of innovation.

Collaborations: Throughout his career, Stefan Johansson has collaborated with leading research institutions, universities, and multinational companies to bring his inventions to life. His collaborative efforts have led to the successful implementation of numerous groundbreaking technologies.

Conclusion: Stefan Johansson's passion for innovation and his relentless pursuit of excellence have solidified his position as a visionary inventor in the global technological landscape. His contributions continue to inspire future generations of inventors and innovators.

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