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Sirti S.p.a.

USPTO Granted Patents = 17

EPO Patents = 12

Forward Citations = 195

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27 inventors (with patents filed for the assignee):

Enrico Serafini (4 out of 4 patents)

Daniele Trentini (3 out of 3 patents)

Edoardo Cottino (2 out of 2 patents)

4. Stefano Pitassi (2 out of 3 patents)

5. Angelantonio Gnazzo (2 out of 4 patents)

6. Livio Cognolato (2 out of 4 patents)

7. Massimiliano Martino (2 out of 2 patents)

8. Fabrizio Marani (2 out of 2 patents)

9. Alberto Zucchinali (2 out of 2 patents)

10. Angelo Leo (1 out of 1 patent)

11. Egidio Falabella (1 out of 1 patent)

12. Marco Braglia (1 out of 8 patents)

13. Nicola Di Buono (1 out of 1 patent)

14. Morelli Maurizio (1 out of 1 patent)

15. Maurizio Morelli (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 10000893 - Machine for preparing and laying a bituminous carpet for closing micro-trenches (2018-06-19),

2. 9575200 - Apparatus and method for non-invasive real-time subsoil inspection (2017-02-21),

3. 8843256 - Method and apparatus for determination of the track occupancy state of a track circuit on a railway line via sequential decoding (2014-09-23),

4. 8644958 - Method and system for the protection of an electric line for railway signals (2014-02-04),

5. 8333349 - Method and apparatus for supplying a track circuit (2012-12-18),

6. 5805760 - Optical filter for telecommunications (1998-09-08),

7. 5706379 - Optical filter for telecommunications (1998-01-06),

8. 5673347 - Method for butt-coupling optical fibre connectors comprising a (1997-09-30),

9. 5630000 - Multi-fibre connector with cylindrical ferrules (1997-05-13),

10. 5436993 - Multiple connector for multi-fibre optic ribbons (1995-07-25),

11. 5411565 - Fabricating strip waveguides by consolidating a rare-earth-doped layer (1995-05-02),

12. 5313546 - Hermetically sealed joint cover for fibre optic cables (1994-05-17),

13. 5279634 - Method of fabricating strip monomode active optical waveguides by (1994-01-18),

14. 5235665 - Branching device for fibre-optic cables (1993-08-10),

15. 5113463 - Connector for fibre optic cables (1992-05-12),

Sirti S.p.a. is a leading company in the design, construction and management of large-scale infrastructures in the energy and telecommunications sectors. With over 90 years of experience, Sirti has developed expertise in implementing complex projects on a global scale, providing innovative solutions and cutting-edge technologies to meet the needs of its clients.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

17 Patents

#105 in Milan

#535 in Italy

#35,857 in the World

Sirti S.p.a.

Forward Citations = 195

27 inventors:

Enrico Serafini (4 out of 4 patents)

Daniele Trentini (3 out of 3 patents)

Edoardo Cottino (2 out of 2 patents)

4. Stefano Pitassi (2 out of 3 patents)

5. Angelantonio Gnazzo (2 out of 4 patents)

Please report any incorrect information to [email protected]

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