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Villeurbanne, France

Delle-Alsthom

USPTO Granted Patents = 15

Forward Citations = 63

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19 inventors (with patents filed for the assignee):

Edmond Thuries (5 out of 68 patents)

Doan Pham Van (3 out of 7 patents)

Jacques Vigreux (2 out of 2 patents)

4. Robert Deville (2 out of 2 patents)

5. Jean-Marie Delcoustal (2 out of 2 patents)

6. Denis Dufournet (1 out of 31 patents)

7. Roger Sauvat (1 out of 2 patents)

8. Armand Scarato (1 out of 4 patents)

9. Andre Gromier (1 out of 1 patent)

10. Jacques Fournier (1 out of 2 patents)

11. Georges Kypreos (1 out of 1 patent)

12. Lucien Orgeret (1 out of 1 patent)

13. Pierre Dumont (1 out of 1 patent)

14. Bernard Raynaud (1 out of 2 patents)

15. Jacques Pascal (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 4353387 - Drainage device (1982-10-12),

2. 4330103 - Earthquake protector (1982-05-18),

3. 4300586 - Stabilizer for stabilizing the gas pressure in an air blast circuit (1981-11-17),

4. 4295023 - Gas-blast circuit-breaker (1981-10-13),

5. 4286301 - H.V. current cut-out circuit (1981-08-25),

6. 4263490 - Device for switching in closing resistors for high-voltage cut-out (1981-04-21),

7. 4239180 - Compensated force valve with two seats (1980-12-16),

8. 4148085 - Interconnection circuit-breaker and electric power installation (1979-04-03),

9. 4058848 - Cut-off chamber of a lightning protector (1977-11-15),

10. 4042968 - High-voltage electrical installation (1977-08-16),

11. 4041545 - Lightning conductor in a metallic casing (1977-08-09),

12. 4022236 - Safety device for a compressed gas tank (1977-05-10),

13. 4020860 - Device for dissipating the accidental over-pressure of a fluid (1977-05-03),

14. 4016383 - Sealing device for an assembly of elements of high-voltage cut-out (1977-04-05),

15. 3966297 - Device for observing an equipment under tension (1976-06-29),

Company Overview

Delle-Alsthom, based in Villeurbanne, France, is a prominent player in the transportation sector, specializing in the development and manufacturing of rail transport systems. The company focuses on innovative solutions for rail infrastructure, including signaling systems, rolling stock, and maintenance services. With a commitment to sustainability and efficiency, Delle-Alsthom leverages advanced technologies to enhance the performance and safety of rail networks, contributing to the evolution of public transportation across various regions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

15 Patents

#9 in Villeurbanne

#1,259 in France

#39,959 in the World

Villeurbanne, France

Delle-Alsthom

Forward Citations = 63

19 inventors:

Edmond Thuries (5 out of 68 patents)

Doan Pham Van (3 out of 7 patents)

Jacques Vigreux (2 out of 2 patents)

4. Robert Deville (2 out of 2 patents)

5. Jean-Marie Delcoustal (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Delle-Alsthom. Retrieved from https://idiyas.com/company/delle-alsthom

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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