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Cselt- Centro Studi E Laboratori Telecommunicazioni Spa

USPTO Granted Patents = 37

CIPO Patents = 9

Forward Citations = 516

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55 inventors (with patents filed for the assignee):

Renato Caponi (4 out of 14 patents)

Riccardo Calvani (4 out of 17 patents)

Piero Belforte (3 out of 14 patents)

4. Giorgio Grego (3 out of 20 patents)

5. Maura Turolla (2 out of 13 patents)

6. Luciano Pilati (2 out of 7 patents)

7. Giuseppe Cocito (2 out of 13 patents)

8. Luigi Licciardi (2 out of 5 patents)

9. Piero Calcagno (2 out of 5 patents)

10. Enzo Garetti (2 out of 8 patents)

11. Giacomo Roba (2 out of 16 patents)

12. Maurizio Sposini (2 out of 7 patents)

13. Luciano Gabrielli (2 out of 3 patents)

14. Valter Bella (1 out of 11 patents)

15. Ernesto Ciaramella (1 out of 23 patents)

37 patents: Sort by Forward Citations

1. 5946314 - Method of expanding the capacity of switching elements, and switching (1999-08-31),

2. 5864400 - Method of and device for measuring return losses in optical fiber (1999-01-26),

3. 5852700 - Method and device for the generation of ultrashort optical pulses (1998-12-22),

4. 5789708 - Underground tubular ducts for telecommunications networks (1998-08-04),

5. 5673141 - Optical amplifier (1997-09-30),

6. 5619321 - Method of and device for measuring the Kerr non-linearity coefficient in (1997-04-08),

7. 5589786 - High-speed CMOS driver for optical sources (1996-12-31),

8. 5416625 - Optical demultiplexing system (1995-05-16),

9. 5369635 - High bit rate cell switching element in CMOS technology (1994-11-29),

10. 5305077 - High-resolution spectroscopy system (1994-04-19),

11. 5276702 - Gain-coupled distributed-feedback semiconductor laser (1994-01-04),

12. 5257126 - Coherent optical fiber communications system using polarization (1993-10-26),

13. 5144374 - Optical spectroscopy system (1992-09-01),

14. 5127066 - Coherent optical-fiber communication system using polarization diversity (1992-06-30),

15. 5105301 - Coupled quantum-well electro-optical modulator (1992-04-14),

Cselt- Centro Studi E Laboratori Telecommunicazioni Spa is a leading research and development company in the telecommunications sector. With a focus on innovation and cutting-edge technology, Cselt is dedicated to driving advancements in communication networks and services. As a trusted partner for industry leaders, Cselt offers a wide range of solutions and expertise to meet the evolving needs of the digital world.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

37 Patents

#45 in Milan

#231 in Italy

#17,724 in the World

Cselt- Centro Studi E Laboratori Telecommunicazioni Spa

Forward Citations = 516

55 inventors:

Renato Caponi (4 out of 14 patents)

Riccardo Calvani (4 out of 17 patents)

Piero Belforte (3 out of 14 patents)

4. Giorgio Grego (3 out of 20 patents)

5. Maura Turolla (2 out of 13 patents)

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