For the Inventor, By the Inventor

Enter assignee name

Andrezieux Boutheon, France

H.e.f.

USPTO Granted Patents = 42

% Expired Patents = 4.8

CIPO Patents = 10

EPO Patents = 38

Trademarks = 10

Forward Citations = 39

Loading Chart...

Loading Chart...

49 inventors (with patents filed for the assignee):

Philippe Maurin-Perrier (18 out of 19 patents)

Christophe Heau (15 out of 18 patents)

Fabrice Prost (7 out of 14 patents)

4. Olivier Blandenet (5 out of 7 patents)

5. Eric Chaduiron (5 out of 5 patents)

6. Patrick Villemagne (4 out of 4 patents)

7. Georges Godard (3 out of 3 patents)

8. Constantin Iacob (3 out of 3 patents)

9. Sébastien Bucher (3 out of 5 patents)

10. Laurent Dubost (3 out of 5 patents)

11. Emmanuel Masse (3 out of 5 patents)

12. Herve Chavanne (3 out of 3 patents)

13. Michel Martin (3 out of 3 patents)

14. Jean-Claude Barlerin (3 out of 3 patents)

15. Maxime Bichotte (2 out of 2 patents)

Core Competencies:

Mechanical System

Self-Lubricating Component

Surface Treatment

Additive Synthesis

Nitriding

DLC Coating

Electrochemical Element

Composite Material

Friction Piece

Heat Engine

Plasma Generation

Corrosion Resistant Coating

42 patents: Sort by Forward Citations

1. 11624399 - Mechanical system comprising a shaft coupled to a bearing, and method for manufacturing such a system (2023-04-11),

2. 11594735 - Metal foil for electrochemical element electrode comprising a material, based on ti, c and h (2023-02-28),

3. 11299687 - Guiding member in the form of a metal ring for assembly with friction and with the articulating and/or sliding capability of a shaft (2022-04-12),

4. 11236861 - Friction piece, mechanical system comprising such a friction piece and method of implementation (2022-02-01),

5. 11111400 - Multimaterial powder with composite grains for additive synthesis (2021-09-07),

6. 11098674 - Piston for a heat engine, heat engine comprising such a piston, and methods (2021-08-24),

7. 11001678 - Conductive composite produced from coated powders (2021-05-11),

8. 10969679 - System and method for producing an optical mask for surface microtexturing, and surface microtexturing plant and method (2021-04-06),

9. 10969678 - System and method for producing an optical mask for surface treatment, and surface treatment plant and method (2021-04-06),

10. 10858720 - Method for treatng a nitrided/nitrocarburised part (2020-12-08),

11. 10774414 - Method for surface treatment of a steel component by nitriding or nitrocarburising, oxidising and then impregnating (2020-09-15),

12. 10767132 - Guiding member in the form of a metal ring for assembly with friction and with the articulating and/or sliding capability of a shaft (2020-09-08),

13. 10683777 - Method for coating the nose of the cams of a camshaft with DLC, camshaft obtained in this way and facility for implementing said method (2020-06-16),

14. 10626277 - Powder paint thermosetting binder composition and manufacturing method (2020-04-21),

15. 10344242 - Mechanical part coated with a layer of amorphous carbon for sliding in relation to a less hard component (2019-07-09),

H.e.f., headquartered in Andrezieux Boutheon, France, specializes in advanced mechanical systems and electrochemical elements. The company is recognized for its expertise in additive synthesis and surface treatment technologies, focusing on enhancing material performance through innovative solutions. H.e.f. also develops self-lubricating materials and DLC coatings, which are essential for improving friction components in various applications. Their commitment to research and development positions them as a leader in the field of advanced materials and engineering solutions.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

42 Patents

#2 in Andrezieux Boutheon

#551 in France

#16,338 in the World

Andrezieux Boutheon, France

H.e.f.

Forward Citations = 39

49 inventors:

Philippe Maurin-Perrier (18 out of 19 patents)

Christophe Heau (15 out of 18 patents)

Fabrice Prost (7 out of 14 patents)

4. Olivier Blandenet (5 out of 7 patents)

5. Eric Chaduiron (5 out of 5 patents)

Please report any incorrect information to [email protected]

Loading…