% Expired Patents = 40.0

Forward Citations = 657

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3 inventors (with patents filed for the assignee):

Alexander Yuri Usenko (10 out of 14 patents)

William Ned Carr (3 out of 40 patents)

Alexander Ulyashin (1 out of 2 patents)

10 patents: Sort by Forward Citations

1. 6995075 - Process for forming a fragile layer inside of a single crystalline substrate (2006-02-07),

2. 6861320 - Method of making starting material for chip fabrication comprising a buried silicon nitride layer (2005-03-01),

3. 6806171 - Method of producing a thin layer of crystalline material (2004-10-19),

4. 6696352 - Method of manufacture of a multi-layered substrate with a thin single crystalline layer and a versatile sacrificial layer (2004-02-24),

5. 6387829 - Separation process for silicon-on-insulator wafer fabrication (2002-05-14),

6. 6368938 - Process for manufacturing a silicon-on-insulator substrate and semiconductor devices on said substrate (2002-04-09),

7. 6355493 - Method for forming IC's comprising a highly-resistive or semi-insulating semiconductor substrate having a thin, low resistance active semiconductor layer thereon (2002-03-12),

8. 6352909 - Process for lift-off of a layer from a substrate (2002-03-05),

9. 6346459 - Process for lift off and transfer of semiconductor devices onto an alien substrate (2002-02-12),

10. 6344417 - Method for micro-mechanical structures (2002-02-05),

Company Overview

Silicon Wafer Technologies, Inc. is a prominent player in the semiconductor industry, specializing in the development and manufacturing of high-quality silicon wafers. These wafers serve as the foundational substrate for a variety of electronic components, including integrated circuits and photovoltaic cells. The company is committed to advancing wafer technology, focusing on enhancing performance and efficiency for applications across multiple sectors, including consumer electronics, renewable energy, and telecommunications. Headquartered in Newark, NJ, it plays a vital role in the global supply chain for semiconductor materials.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

10 Patents

#16 in Newark, NJ

#1,104 in New Jersey

#29,882 in US

#56,092 in the World

Newark, NJ, United States of America

Silicon Wafer Technologies, Inc.

Forward Citations = 657

3 inventors:

Alexander Yuri Usenko (10 out of 14 patents)

William Ned Carr (3 out of 40 patents)

Alexander Ulyashin (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Silicon Wafer Technologies, Inc.. Retrieved from https://idiyas.com/company/silicon-wafer-technologies

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]