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For the Inventor, By the Inventor

Sunnyvale, CA, United States of America

Andrew J Nagengast

This inventor holds 60 USPTO granted patents and 19 published patent applications and 6 EPO patents, primarily in Chemical Mechanical Polishing (CPC class B24B). Top assignees: Applied Materials, Inc., Lam Research Corporation, Gtat Corporation. Active years: 2000-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Andrew J Nagengast. Retrieved from https://idiyas.com/inventor/andrew-j-nagengast

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

USPTO Granted Patents = 60 

% Patents Active = 85.0

 

Average Co-Inventor Count = 3.9

ph-index = 13

Forward Citations = 363(Granted Patents)

Forward Citations (Not Self Cited) = 297(Dec 10, 2025)


Inventors with similar research interests:


Company Filing History:

goldMedal48 out of 14,454 
 
Applied Materials, Inc.
 patents
silverMedal7 out of 3,945 
 
Lam Research Corporation
 patents
bronzeMedal2 out of 72 
 
Gtat Corporation
 patents
4. 2 out of 32 
 
Twin Creeks Technologies, Inc.
 patents
5. 1 out of 1 
 
Twin Creeks Technology, Inc.
 patent

Years Active: 2000-2026

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Areas of Expertise:
Chemical Mechanical Polishing
Polishing Head
Retaining Ring
Pressure Control
Dual Membrane
Substrate Polishing
Textured Membrane
Multi-Chamber Carrier
60 patents (USPTO):Explore Patents
1. 12708978 - ACOUSTIC CARRIER HEAD MONITORING (2026-08-18),
2. 12551981 - Machine learning for classifying retaining rings (2026-02-17),
3. 12515296 - Polishing carrier head with floating edge control (2026-01-06),
4. 12434348 - Retaining ring having inner surfaces with features (2025-10-07),
5. 12330262 - Dual membrane carrier head for chemical mechanical polishing (2025-06-17),
6. 12251788 - Polishing head with local wafer pressure (2025-03-18),
7. 12214469 - Polishing head retaining ring tilting moment control (2025-02-04),
8. 12048981 - Retaining ring having inner surfaces with features (2024-07-30),
9. 12033865 - Retaining ring having inner surfaces with facets (2024-07-09),
10. 12030156 - Polishing carrier head with piezoelectric pressure control (2024-07-09),
11. 11986923 - Polishing head with local wafer pressure (2024-05-21),
12. 11945073 - Dual membrane carrier head for chemical mechanical polishing (2024-04-02),
13. 11931857 - Deformable substrate chuck (2024-03-19),
14. 11904429 - Substrate polishing apparatus with contact extension or adjustable stop (2024-02-20),
15. 11890715 - Polishing carrier head with piezoelectric pressure control (2024-02-06),

Title: The Innovative Journey of Andrew J Nagengast

Introduction: Andrew J Nagengast is a visionary inventor based in Sunnyvale, California. With a passion for creating groundbreaking solutions, he has made significant contributions to the field of technology through his inventive spirit and dedication to innovation.

Latest Patents: Andrew J Nagengast holds several patents in various technological domains, showcasing his versatility and creativity in developing novel ideas that push the boundaries of what is possible in the industry.

Career Highlights: Throughout his illustrious career, Andrew J Nagengast has been recognized for his pioneering work in developing cutting-edge technologies that have revolutionized the way we interact with the world around us. His innovative approach to problem-solving has led to the creation of solutions that have had a lasting impact on the tech industry.

Collaborations: Andrew J Nagengast has collaborated with leading tech companies, research institutions, and universities to bring his ideas to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many projects, highlighting his strong collaborative spirit and commitment to driving innovation forward.

Conclusion: Andrew J Nagengast's relentless pursuit of innovation and his unwavering dedication to pushing the boundaries of technology make him a true trailblazer in the field of inventing. His contributions have not only shaped the tech industry but have also inspired the next generation of inventors to dream big and think outside the box.

Profile summary based on public USPTO records.
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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