% Expired Patents = 71.4

Forward Citations = 74

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7 inventors (with patents filed for the assignee):

Robert E Stewart (7 out of 34 patents)

Carl L Lewis (2 out of 2 patents)

Charles Lee Dardas (1 out of 3 patents)

4. Diego Fernando Rosas Roman (1 out of 1 patent)

5. Israel Solano Soriano (1 out of 2 patents)

6. Nick Strumbos (1 out of 1 patent)

7. Carlos Ahlai Ruiz Avendaño (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 9464657 - Retainer, retaining assembly, and retaining method (2016-10-11),

2. 8979456 - Retention clip assembly (2015-03-17),

3. 8920089 - Device for securing a panel to a mounting stud (2014-12-30),

4. D703034 - Retainer (2014-04-22),

5. 7658579 - Nut and retainer fastener assembly (2010-02-09),

6. 7527464 - Fastener assembly and method of manufacture (2009-05-05),

7. 6688825 - Nut and retainer fastener assembly for securing a nut to a panel, and method of fastener assembly manufacture (2004-02-10),

Company Overview

Alpha Stamping Company is a leading provider of precision metal stamping services. With over 20 years of experience, we specialize in producing high-quality, custom metal components for a variety of industries including automotive, aerospace, and electronics. Our state-of-the-art facility and skilled team ensure that we deliver cost-effective solutions with quick turnaround times. Contact us today for all your metal stamping needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#16 in Livonia, MI

#1,360 in Michigan

#39,929 in US

Livonia, MI, United States of America

Alpha Stamping Company

Forward Citations = 74

7 inventors:

Robert E Stewart (7 out of 34 patents)

Carl L Lewis (2 out of 2 patents)

Charles Lee Dardas (1 out of 3 patents)

4. Diego Fernando Rosas Roman (1 out of 1 patent)

5. Israel Solano Soriano (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Alpha Stamping Company. Retrieved from https://idiyas.com/company/alpha-stamping-company

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]