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Exfo Oy

USPTO Granted Patents = 14

EPO Patents = 13

Forward Citations = 28

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20 inventors (with patents filed for the assignee):

Jukka Kemppainen (6 out of 6 patents)

Juha Kumpula (4 out of 5 patents)

Jorma Ikäheimo (3 out of 7 patents)

4. Taisto Niiranen (3 out of 3 patents)

5. Juha Olavi Lehtikangas (3 out of 4 patents)

6. Sakari Yrttiaho (2 out of 2 patents)

7. Timo Ainali (2 out of 2 patents)

8. Jukka Lotvonen (2 out of 2 patents)

9. Janne Pauna (2 out of 3 patents)

10. Hannu Toppinen (1 out of 1 patent)

11. Vesa Kyllönen (1 out of 1 patent)

12. Gang He (1 out of 26 patents)

13. Tuure Mäkelä (1 out of 1 patent)

14. Daniel Gariepy (1 out of 15 patents)

15. Kamal Bhambhani (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 12520252 - Ad hoc radio base station, method and computer program (2026-01-06),

2. 12457488 - Method and apparatus for identity collection (2025-10-28),

3. 12402194 - Ad hoc radio base station (2025-08-26),

4. 11501398 - Interception of mobile apparatus (2022-11-15),

5. 11240808 - Method and arrangement for identity collection (2022-02-01),

6. 11088759 - Extracting data traffic from an optical communication fiber (2021-08-10),

7. 10863353 - Method and arrangement for detecting subscriber identity (2020-12-08),

8. 10820206 - Method and fake base station for detecting subscriber identity (2020-10-27),

9. 10638324 - Method and fake base station for detecting subscriber identity (2020-04-28),

10. 9479406 - Displaying signal flows in network analysis tool (2016-10-25),

11. 9167456 - Subscriber terminal identification (2015-10-20),

12. 8737355 - Taking control of subscriber terminal (2014-05-27),

13. 8457643 - Taking control of subscriber terminal (2013-06-04),

14. 8351900 - Man-in-the-middle detector and a method using it (2013-01-08),

Exfo Oy is a leading provider of test and measurement solutions for the global telecommunications industry. With a focus on innovation and customer satisfaction, Exfo Oy offers a wide range of products and services designed to help telecom companies optimize their networks and improve overall performance. From fiber optic testing to network monitoring, Exfo Oy is a trusted partner for telecom professionals around the world.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

14 Patents

#7 in Oulu

#222 in Finland

#40,994 in the World

Exfo Oy

Forward Citations = 28

20 inventors:

Jukka Kemppainen (6 out of 6 patents)

Juha Kumpula (4 out of 5 patents)

Jorma Ikäheimo (3 out of 7 patents)

4. Taisto Niiranen (3 out of 3 patents)

5. Juha Olavi Lehtikangas (3 out of 4 patents)

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