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For the Inventor, By the Inventor

Tempe, AZ, United States of America

Versum Materials US, LLC


USPTO Granted Patents = 220

% Expired Patents = 2.7


Trademarks = 38

Forward Citations = 595

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207 inventors (with patents filed for the assignee):

goldMedal Xinjian Lei (90 out of 144 patents)

silverMedal Manchao Xiao (57 out of 106 patents)

bronzeMedal Mark Leonard O'Neill (37 out of 88 patents)

4.  Xiaobo Shi (29 out of 46 patents)

5.  Matthew R MacDonald (29 out of 30 patents)

6.  Yi-Chia Lee (28 out of 32 patents)

7.  Robert Gordon Ridgeway (28 out of 36 patents)

8.  Raymond Nicholas Vrtis (28 out of 64 patents)

9.  Wen Dar Liu (26 out of 33 patents)

10.  Hongjun Zhou (23 out of 26 patents)

11.  Haripin Chandra (22 out of 30 patents)

12.  Meiliang Wang (21 out of 22 patents)

13.  Jianheng Li (20 out of 27 patents)

14.  Ronald Martin Pearlstein (19 out of 48 patents)

15.  Krishna P Murella (18 out of 22 patents)


Core Competencies:
Silicon Films
Chemical Mechanical Planarization
Etching Solutions
Atomic Layer Deposition
Silicon Compounds
Dielectric Films
Thermal Deposition
Photoresist Remover
CVD Methods
Low-K Films
High-Purity Precursors
Conformal Films

220 patents:

1. 12742522 - Material supply system (2026-09-22),
2. 12707906 - Selective thermal atomic layer deposition (2026-08-11),
3. 12698559 - Method for depositing a film (2026-08-04),
4. 12690400 - Composition and methods using same for carbon doped silicon containing films (2026-07-21),
5. 12655524 - Monoalkoxysilanes and dialkoxysilanes and dense organosilica films made therefrom (2026-06-16),
6. 12637616 - Etching solution for selectively removing silicon-germanium alloy from a silicon-germanium/ silicon stack during manufacture of a semiconductor device (2026-05-26),
7. 12630568 - Low halide lanthanum precursors for vapor deposition (2026-05-19),
8. 12618164 - Electrode attachment assembly, cell and method of use (2026-05-05),
9. 12596977 - Shared data induced production process improvement (2026-04-07),
10. 12590374 - Selective thermal atomic layer etching (2026-03-31),
11. 12584212 - Compositions and methods using same for germanium seed layer (2026-03-24),
12. 12577499 - Post chemical mechanical planarization (CMP) cleaning (2026-03-17),
13. 12565942 - Systems having heated valve manifold assemblies, methods of manufacture of same (2026-03-03),
14. 12563982 - Additives to enhance the properties of dielectric films (2026-02-24),
15. 12559699 - Post chemical mechanical planarization (CMP) cleaner comprising an organic acid/anionic surfactant mixture (2026-02-24),
Versum Materials US, LLC is a leading supplier of materials, equipment, and services to the semiconductor and display industries. With a focus on innovation and customer satisfaction, Versum Materials strives to provide cutting-edge solutions and support for the manufacturing processes of advanced electronic devices. Visit our website to learn more about our products and services.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 22 2026

Versum Materials US, LLC
220 Patents

#3 in Tempe, AZ

#21 in Arizona

#1,901 in US

#3,876 in the World

Tempe, AZ (US)
Tempe, AZ, United States of America

Versum Materials US, LLC

Forward Citations = 595

207 inventors:

goldMedal Xinjian Lei (90 out of 144 patents)

silverMedal Manchao Xiao (57 out of 106 patents)

bronzeMedal Mark Leonard O'Neill (37 out of 88 patents)

4.  Xiaobo Shi (29 out of 46 patents)

5.  Matthew R MacDonald (29 out of 30 patents)

Please report any incorrect information to [email protected]
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