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Colombes, France

Safran Transmission Systems

USPTO Granted Patents = 155

CIPO Patents = 3

EPO Patents = 175

Trademarks = 1

Forward Citations = 166

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105 inventors (with patents filed for the assignee):

Adrien Louis Simon (40 out of 40 patents)

Boris Pierre Marcel Morelli (35 out of 35 patents)

Jean-Charles Michel Pierre Di Giovanni (22 out of 22 patents)

4. Guillaume Julien Beck (21 out of 22 patents)

5. Guillaume Pierre Mouly (18 out of 18 patents)

6. Jordane Emile André Peltier (18 out of 18 patents)

7. Alexis Claude Michel Dombek (14 out of 14 patents)

8. Julien Viel (14 out of 15 patents)

9. Antoine Jacques Marie Pennacino (12 out of 12 patents)

10. Patrice Jocelyn Francis Gedin (11 out of 11 patents)

11. Lionel Bauduin (10 out of 10 patents)

12. Maxence Guillemont (10 out of 10 patents)

13. Stéphane Prunera-Usach (10 out of 12 patents)

14. Mathieu Jean Charrier (9 out of 9 patents)

15. Jean-Pierre Serey (9 out of 13 patents)

Core Competencies:

Aircraft Turbomachine

Mechanical Reduction Gear

Lubrication System

Propulsion Efficiency

Speed Reducer

Planetary Gearset

Accessory Gearbox

Turbine Engine

Oil Recovery

Electric Machine

Mechanical Gearbox

Aeronautic Propulsion

155 patents: Sort by Forward Citations

1. 12663042 - Plain bearing for an aircraft turbomachine (2026-06-23),

2. 12643671 - Aircraft propulsion assembly (2026-06-02),

3. 12601302 - Turbomachine comprising a speed reducer having attachment flanges coupled by a gear coupling (2026-04-14),

4. 12516634 - Turbomachine comprising a speed reduction gear integrating an electric machine (2026-01-06),

5. 12515257 - Circular modular tray for the additive manufacturing of a part with an axis of revolution on a powder bed (2026-01-06),

6. 12509996 - Assembly for a turbomachine comprising lubricant evacuation means, and turbomachine equipped with such an assembly (2025-12-30),

7. 12480451 - Mechanical reducer for an aircraft turbomachine (2025-11-25),

8. 12448118 - Device for driving at least one wheel of an aircraft landing gear (2025-10-21),

9. 12429001 - Aircraft turbomachine with mechanical reduction gear (2025-09-30),

10. 12397906 - Device for driving at least one wheel of an aircraft landing gear (2025-08-26),

11. 12391373 - Speed reducer for a device for driving a wheel of an aircraft landing gear (2025-08-19),

12. 12378917 - Sun gear for a mechanical reduction gear of an aircraft turbomachine (2025-08-05),

13. 12320264 - Plain bearing for a planet gear of a mechanical reduction gear with silent operation (2025-06-03),

14. 12286890 - Gutter for recovering lubrication oil for a mechanical reducer comprising an improved deflector (2025-04-29),

15. 12286887 - Integration of generators in an air flow of an aircraft engine (2025-04-29),

Company Overview

Safran Transmission Systems, headquartered in Colombes, France, specializes in advanced technologies for aircraft turbomachinery. The company focuses on the development and manufacturing of critical components such as mechanical reduction gears, lubrication systems, and accessory gearboxes, all aimed at enhancing propulsion efficiency in turbine engines. With a strong emphasis on innovation, Safran Transmission Systems plays a vital role in the aerospace sector, contributing to the performance and reliability of modern aircraft propulsion systems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

155 Patents

#1 in Colombes

#183 in France

#5,292 in the World

Colombes, France

Safran Transmission Systems

Forward Citations = 166

105 inventors:

Adrien Louis Simon (40 out of 40 patents)

Boris Pierre Marcel Morelli (35 out of 35 patents)

Jean-Charles Michel Pierre Di Giovanni (22 out of 22 patents)

4. Guillaume Julien Beck (21 out of 22 patents)

5. Guillaume Pierre Mouly (18 out of 18 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Safran Transmission Systems. Retrieved from https://idiyas.com/company/safran-transmission-systems

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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