Youhe Zhang

This inventor holds 116 USPTO granted patents and 23 published patent applications, plus 3 CIPO patents and 6 EPO patents, primarily in Drilling Technology (CPC class E21B10-5673). Top assignees: Smith International, Inc., Schlumberger Technology Corporation. Active years: 2004-2026.

USPTO Granted Patents = 116 (Patent Applications = 23)

% Patents Active = 73.3

CIPO Patents = 3 (Patent Applications = 1)

EPO Patents = 6 (Patent Applications = 9)

Average Co-Inventor Count = 3.4

ph-index = 22

Forward Citations = 1,494(Granted Patents)

Forward Citations (Not Self Cited) = 1,255(Dec 10, 2025)

Inventors with similar research interests:

🔬 See more inventors

Location History:

Houston, TX (US) (2004 - 2007)
Tomabll, TX (US) (2011)
Tomball, TX (US) (2007 - 2018)
Spring, TX (US) (2011 - 2024)

Company Filing History:

88 out of 1,426

Smith International, Inc.

patents

29 out of 10,706

Schlumberger Technology Corporation

patents

where one patent can have more than one assignee

Years Active: 2004-2026

Loading Chart...

Areas of Expertise:

Drilling Tool

Cutting Element

PDC Cutter

Erosion Resistant

Matrix Composite

Additive Manufacturing

Non-Planar Surfaces

Customized Tools

Durability

Cutting Efficiency

Geometric Edges

Downhole Tools

116 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12590494 - Drilling tool having pre-fabricated components (2026-03-31),

2. 12577839 - Devices, systems, and methods of a cutting element in a bit (2026-03-17),

3. 12435577 - Bit insert for a drill bit (2025-10-07),

4. 12421808 - Devices, systems, and methods for a reinforcing ring in a bit (2025-09-23),

5. 12352108 - Devices, systems, and methods for a bit including a matrix portion and a steel portion (2025-07-08),

6. 12326044 - Erosion resistant insert for drill bits (2025-06-10),

7. 12241312 - Cutting tool with pre-formed segment (2025-03-04),

8. 12146370 - Cutter with edge durability (2024-11-19),

9. 12139969 - Cutting elements having non-planar surfaces and tools incorporating the same (2024-11-12),

10. 12123262 - PDC cutter with enhanced performance and durability (2024-10-22),

11. 12078016 - Downhole cutting tool having cutting element with nonplanar face to improve cutting efficiency and durability (2024-09-03),

12. 12031386 - Blade cover (2024-07-09),

13. 12031384 - Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements (2024-07-09),

14. 12006773 - Drilling tool having pre-fabricated components (2024-06-11),

15. 11920408 - Cutter with geometric cutting edges (2024-03-05),

Title: The Innovative Journey of Youhe Zhang

Introduction: Youhe Zhang, a talented inventor hailing from Spring, TX (US), has made significant contributions to the world of innovations with his creative mind and dedication to progress.

Latest Patents: Zhang's latest patents showcase his expertise in various fields, including technology, engineering, and healthcare. His innovative solutions have garnered attention for their practicality and impact.

Career Highlights: Throughout his career, Youhe Zhang has demonstrated a remarkable ability to transform ideas into tangible inventions. His passion for pushing boundaries and exploring new possibilities has led to groundbreaking innovations that have improved lives globally.

Collaborations: Zhang's collaborative spirit has been instrumental in his success as an inventor. By working with experts from diverse backgrounds, he has been able to leverage their knowledge and skills to enhance the quality and effectiveness of his inventions.

Conclusion: Youhe Zhang's journey as an inventor is a testament to the power of creativity, perseverance, and collaboration in driving meaningful change. His innovative spirit continues to inspire others to think outside the box and pursue their ideas with passion and determination.