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Montrouge, France

Etablissement Public De Diffusion Dit 'telediffusion De France'

USPTO Granted Patents = 35

CIPO Patents = 2

Forward Citations = 1,766

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53 inventors (with patents filed for the assignee):

Louis C Guillou (4 out of 19 patents)

Bernard Marti (3 out of 5 patents)

Christian Jean Gautier (3 out of 7 patents)

4. Gabriel R Degoulet (3 out of 3 patents)

5. Gilbert M Gaucher (2 out of 2 patents)

6. Roger Brusq (2 out of 2 patents)

7. Alain Poignet (2 out of 4 patents)

8. Claude Sechet (2 out of 3 patents)

9. Yves M Noirel (2 out of 6 patents)

10. Daniel Pommier (2 out of 4 patents)

11. Michel G Mathieu (2 out of 3 patents)

12. Guy P Dublet (2 out of 2 patents)

13. Jacques Veillard (2 out of 3 patents)

14. Jean-Claude Carlach (1 out of 6 patents)

15. Jean-Pierre Vigarie (1 out of 4 patents)

35 patents: Sort by Forward Citations

1. 4847491 - Resonant loop current disturbing probe (1989-07-11),

2. 4744086 - Process for the transmission in blocks of digital information words with (1988-05-10),

3. 4737849 - Process and a periodic instant regeneration circuit (1988-04-12),

4. 4734790 - Video printing process and apparatus (1988-03-29),

5. 4731837 - Method and device for secure transmission and of television pictures (1988-03-15),

6. 4713689 - Frequency demodulator for television receiver with time multiplexing (1987-12-15),

7. 4709232 - Matrix transcoding system in videotext systems (1987-11-24),

8. 4707730 - Sync extraction for a broadcasting system with time multiplexing of (1987-11-17),

9. 4696020 - Digital circuit for frequency or pulse rate division (1987-09-22),

10. 4696015 - Echo correction especially for television broadcast systems (1987-09-22),

11. 4688218 - Multiplex channels for continuous flow for numerical signal (1987-08-18),

12. 4667334 - System for broadcasting data packets originating from different sources (1987-05-19),

13. 4583047 - Reception circuit for a wave modulated at one time in frequency by an (1986-04-15),

14. 4555736 - Disc and videodisc reader head positioning control system (1985-11-26),

15. 4554660 - One-way data transmission system (1985-11-19),

Etablissement Public de Diffusion, also known as 'Telediffusion de France', is a public broadcasting company in France. It operates multiple television channels including France 2, France 3, France 4, France 5, and France Ô. The company focuses on providing quality content to the French audience, including news, entertainment, sports, and cultural programs. With a presence in both traditional television broadcasting and online platforms, Etablissement Public de Diffusion continues to be a leading media organization in France.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

35 Patents

#8 in Montrouge

#626 in France

#18,581 in the World

Montrouge, France

Etablissement Public De Diffusion Dit 'telediffusion De France'

Forward Citations = 1,766

53 inventors:

Louis C Guillou (4 out of 19 patents)

Bernard Marti (3 out of 5 patents)

Christian Jean Gautier (3 out of 7 patents)

4. Gabriel R Degoulet (3 out of 3 patents)

5. Gilbert M Gaucher (2 out of 2 patents)

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