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Silver Bow, MT, United States of America

Advanced Silicon Materials LLC

USPTO Granted Patents = 14

% Expired Patents = 14.3

Forward Citations = 310

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22 inventors (with patents filed for the assignee):

David W Keck (5 out of 6 patents)

Howard J Dawson (4 out of 7 patents)

Ronald O Russell (3 out of 3 patents)

4. Stephen Michael Lord (2 out of 13 patents)

5. Ravi Prasad (2 out of 68 patents)

6. Henry Dare Wood (2 out of 2 patents)

7. Richard A Van Slooten (2 out of 3 patents)

8. Kenichi Nagai (2 out of 3 patents)

9. Hiroshi Morihara (2 out of 3 patents)

10. Junji Izawa (2 out of 3 patents)

11. Robert J Milligan (2 out of 2 patents)

12. Torsten Hartmann (1 out of 2 patents)

13. Lyle C Winterton (1 out of 2 patents)

14. Jay Curtis Nelson (1 out of 1 patent)

15. William John Juhasz, Jr (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 6875269 - System for increasing charge size for single crystal silicon production (2005-04-05),

2. 6835247 - Rod replenishment system for use in single crystal silicon production (2004-12-28),

3. 6749824 - Chemical vapor deposition system for polycrystalline silicon rod production (2004-06-15),

4. 6676916 - Method for inducing controlled cleavage of polycrystalline silicon rod (2004-01-13),

5. 6544333 - Chemical vapor deposition system for polycrystalline silicon rod production (2003-04-08),

6. 6221155 - Chemical vapor deposition system for polycrystalline silicon rod production (2001-04-24),

7. 5810934 - Silicon deposition reactor apparatus (1998-09-22),

8. 5798137 - Method for silicon deposition (1998-08-25),

9. 5478396 - Production of high-purity polycrystalline silicon rod for semiconductor (1995-12-26),

10. 5382419 - Production of high-purity polycrystalline silicon rod for semiconductor (1995-01-17),

11. 5284640 - Graphite chuck having a hydrogen impervious outer coating layer (1994-02-08),

12. 5165908 - Annular heated fluidized bed reactor (1992-11-24),

13. 5139762 - Fluidized bed for production of polycrystalline silicon (1992-08-18),

14. 4992245 - Annular heated fluidized bed reactor (1991-02-12),

Company Overview

Advanced Silicon Materials LLC is a specialized company based in Silver Bow, Montana, focusing on the development and manufacturing of high-purity silicon products. The organization is dedicated to advancing materials technology, particularly for applications in the semiconductor and photovoltaic industries. By leveraging innovative processes and expertise in material science, Advanced Silicon Materials aims to contribute to the growth of sustainable energy solutions and enhance the performance of electronic devices.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

14 Patents

#1 in Silver Bow, MT

#18 in Montana

#22,333 in US

#42,290 in the World

Silver Bow, MT, United States of America

Advanced Silicon Materials LLC

Forward Citations = 310

22 inventors:

David W Keck (5 out of 6 patents)

Howard J Dawson (4 out of 7 patents)

Ronald O Russell (3 out of 3 patents)

4. Stephen Michael Lord (2 out of 13 patents)

5. Ravi Prasad (2 out of 68 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Advanced Silicon Materials LLC. Retrieved from https://idiyas.com/company/advanced-silicon-materials

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

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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