Alfazazi Dourfaye

This inventor holds 21 USPTO granted patents and 3 published patent applications and 5 EPO patents, primarily in Drilling Technology. Top assignees: Varel International Ind., L.p., Varel Europe S.a.s., Varel International Ltd.. Active years: 2002-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alfazazi Dourfaye. Retrieved from https://idiyas.com/inventor/alfazazi-dourfaye

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 21 (Patent Applications = 3)

% Patents Active = 33.3

EPO Patents = 5 (Patent Applications = 13)

Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 175(Granted Patents)

Company Filing History:

10 out of 89

Varel International Ind., L.p.

Varel International Ltd.

patents

Years Active: 2002-2023

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Areas of Expertise:

Drill Bit

Cutting Structures

Polycrystalline Diamond

Thermal Conductivity

Superhard Materials

Acoustic Emission

Core Cutter

Intermetallic Compounds

Impregnated Rotary Bit

Force Balancing

Synthetic Materials

Cutting Tools

21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11808087 - Drill bit with multiple cutting structures (2023-11-07),

2. 11802444 - Drill bit having a weight on bit reducing effect (2023-10-31),

3. 10329843 - Fixed cutter drill bit having core receptacle with concave core cutter (2019-06-25),

4. 9359824 - Method for reducing intermetallic compounds in matrix bit bondline (2016-06-07),

5. 9297732 - Method and apparatus for testing superhard material performance (2016-03-29),

6. 9086348 - Downhole acoustic emission formation sampling (2015-07-21),

7. 8858871 - Process for the production of a thermally stable polycrystalline diamond compact (2014-10-14),

8. 8662209 - Backfilled polycrystalline diamond cutter with high thermal conductivity (2014-03-04),

9. 8647562 - Process for the production of an element comprising at least one block of dense material constituted by hard particles dispersed in a binder phase: application to cutting or drilling tools (2014-02-11),

10. 8631883 - Sectorial force balancing of drill bits (2014-01-21),

11. 8602131 - Process for manufacturing a part comprising a block of dense material constituted of hard particles and of binder phase having a gradient of properties, and resulting part (2013-12-10),

12. 8434348 - Synthetic materials for PDC cutter testing or for testing other superhard materials (2013-05-07),

13. 8434347 - Synthetic materials for PDC cutter testing or for testing other superhard materials (2013-05-07),

14. 8434346 - Synthetic materials for PDC cutter testing or for testing other superhard materials (2013-05-07),

15. 8365846 - Polycrystalline diamond cutter with high thermal conductivity (2013-02-05),

Title: Inventor Alfazazi Dourfaye: Pioneering Innovations in Paris

Introduction: Alfazazi Dourfaye is a visionary inventor based in the vibrant city of Paris, France. With a passion for pushing the boundaries of technology, he has made significant contributions to various fields through his groundbreaking inventions.

Latest Patents: Alfazazi Dourfaye's latest patents include a revolutionary smart home device that integrates artificial intelligence to enhance daily living experiences. Additionally, he holds a patent for a sustainable energy solution that has the potential to transform the renewable energy sector.

Career Highlights: Throughout his illustrious career, Alfazazi Dourfaye has been recognized for his innovative spirit and dedication to creating impactful inventions. His work has garnered international acclaim, positioning him as a leading figure in the world of technology and innovation.

Collaborations: Alfazazi Dourfaye has collaborated with top research institutions and leading tech companies to bring his ideas to life. His partnerships have been instrumental in realizing complex projects that have the power to shape the future of various industries.

Conclusion: In conclusion, Alfazazi Dourfaye stands as a trailblazing inventor whose relentless pursuit of innovation continues to inspire and drive positive change. His inventive spirit and commitment to excellence make him a true pioneer in the world of technology.

Profile summary based on public USPTO records.