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Cselt-Centro Studi E Laboratori Telecomunicazioni S.p.a.

USPTO Granted Patents = 280

Forward Citations = 4,831

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293 inventors (with patents filed for the assignee):

Giacomo Roba (14 out of 16 patents)

Riccardo Calvani (12 out of 17 patents)

Pietro Di Vita (12 out of 14 patents)

4. Giorgio Grego (12 out of 20 patents)

5. Piero Belforte (10 out of 14 patents)

6. Renato Caponi (9 out of 14 patents)

7. Marco Burzio (9 out of 10 patents)

8. Giuseppe Cocito (9 out of 13 patents)

9. Marco Gandini (9 out of 12 patents)

10. Gianni Coppa (8 out of 9 patents)

11. Giancarlo Pirani (8 out of 9 patents)

12. Mario Sartori (7 out of 8 patents)

13. Giovanni Tamburelli (7 out of 7 patents)

14. Eros Modone (7 out of 7 patents)

15. Salvatore Morasca (6 out of 13 patents)

Core Competencies:

Optical Fibers

Wavelength Selective Switch

Optical Modulator

Phase Locked Loop

Neural Networks

CMOS Technology

Digital Signal Processing

Fast Packet Switching

Audio Coding

Video Signal Processing

Signal Reception

Optical Processing

280 patents: Sort by Forward Citations

1. 6337853 - Method for channel assignment in a mobile communication system with space division multiple access (2002-01-08),

2. 6330294 - Method of and apparatus for digital radio signal reception (2001-12-11),

3. 6320390 - Probe for fault actuation devices (2001-11-20),

4. 6307980 - Method and apparatus for introducing reference impairments into video signals (2001-10-23),

5. 6259327 - PLL having circuits for selecting optimum VCO input/output characteristics (2001-07-10),

6. 6255881 - High tunability CMOS delay element (2001-07-03),

7. 6229599 - Apparatus for measuring characteristics of an optical fiber (2001-05-08),

8. 6218886 - Device for compensating process and operating parameter variations in CMOS integrated circuits (2001-04-17),

9. 6194909 - Constructive module of an electronic telecommunications equipment, with an interface towards a testing and diagnosing system (2001-02-27),

10. 6185528 - Method of and a device for speech recognition employing neural network and markov model recognition techniques (2001-02-06),

11. 6169685 - Content addressable memories (2001-01-02),

12. 6166587 - CMOS circuit for generating a current reference, the circuit comprising (2000-12-26),

13. 6127896 - Phase locked loop having control circuit for automatically operating VCO (2000-10-03),

14. 6122320 - Circuit for motion estimation in digitized video sequence encoders (2000-09-19),

15. 6108626 - Object oriented audio coding (2000-08-22),

Company Overview

Cselt-Centro Studi E Laboratori Telecomunicazioni S.p.a., based in Turin, Italy, is a prominent player in the field of optical communication. The company specializes in the development and manufacturing of advanced technologies such as optical fibers, wavelength selective switches, and optical modulators. It also focuses on cutting-edge domains including phase locked loops, neural networks, CMOS technology, and digital signal processing. Cselt's innovations contribute significantly to the evolution of fast packet switching and enhance communication systems globally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

280 Patents

#1 in Turin

#25 in Italy

#3,163 in the World

Cselt-Centro Studi E Laboratori Telecomunicazioni S.p.a.

Forward Citations = 4,831

293 inventors:

Giacomo Roba (14 out of 16 patents)

Riccardo Calvani (12 out of 17 patents)

Pietro Di Vita (12 out of 14 patents)

4. Giorgio Grego (12 out of 20 patents)

5. Piero Belforte (10 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cselt-Centro Studi E Laboratori Telecomunicazioni S.p.a.. Retrieved from https://idiyas.com/company/cselt-centro-studi-e-laboratori-telecomunicazioni

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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