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Telediffusion De France S.a.

USPTO Granted Patents = 13

Forward Citations = 385

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29 inventors (with patents filed for the assignee):

Louis C Guillou (2 out of 19 patents)

Pierrick Philippe (1 out of 36 patents)

Jacques Palicot (1 out of 5 patents)

4. Michel Veillard (1 out of 5 patents)

5. Patrice Collen (1 out of 4 patents)

6. Philippe Piole (1 out of 4 patents)

7. Dominique Curet (1 out of 4 patents)

8. Stephanie Relier (1 out of 3 patents)

9. Nathalie Laurent-Chatenet (1 out of 9 patents)

10. Ali M Jalali (1 out of 2 patents)

11. Christian Roland (1 out of 1 patent)

12. Pierre Leray (1 out of 1 patent)

13. Dominique Lacroix (1 out of 2 patents)

14. Germain Lolivier (1 out of 3 patents)

15. Therese Garault (1 out of 2 patents)

13 patents: Sort by Forward Citations

1. 8239208 - Spectral enhancing method and device (2012-08-07),

2. 7109946 - Hectometric wave transmission antenna (2006-09-19),

3. 6968155 - Processing method for a broadband digital radio receiver signal and corresponding radio reception architecture (2005-11-22),

4. 6963605 - Method for estimating the motion between two digital images with management of mesh overturning and corresponding coding method (2005-11-08),

5. 6938064 - Method for computing fast Fourier transform and inverse fast Fourier transform (2005-08-30),

6. 6920178 - Method switching the video component(s) of a first digital, audio-visual program onto the video components of a second audio-visual digital, video-audio program to compensate their phase-shift (2005-07-19),

7. 5446747 - Error-correction coding method with at least two systematic (1995-08-29),

8. 5442701 - Process for the broadcasting of conditional access programs permitting a (1995-08-15),

9. 5309167 - Multifocal receiving antenna with a single aiming direction for several (1994-05-03),

10. 5293228 - Method for the coding of color images at high compression rate without (1994-03-08),

11. 5196933 - Encoding and transmission method with at least two levels of quality of (1993-03-23),

12. 5077542 - Transmission system with suppressed carrier signal amplitude modulation (1991-12-31),

13. 4947428 - Process for the broadcasting and reception of access title control (1990-08-07),

Telediffusion De France S.a. is a leading broadcasting company based in France. With a rich history dating back to 1949, the company provides a wide range of television and radio services to audiences across the country. Their innovative technology and high-quality content have made them a trusted name in the industry. Visit their website for more information.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#281 in Paris

#1,366 in France

#43,615 in the World

Telediffusion De France S.a.

Forward Citations = 385

29 inventors:

Louis C Guillou (2 out of 19 patents)

Pierrick Philippe (1 out of 36 patents)

Jacques Palicot (1 out of 5 patents)

4. Michel Veillard (1 out of 5 patents)

5. Patrice Collen (1 out of 4 patents)

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