Forward Citations = 120

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10 inventors (with patents filed for the assignee):

Donald J Spigarelli (10 out of 26 patents)

John M DeCarlo (8 out of 11 patents)

William F Drislane (3 out of 5 patents)

4. Karl E Bahr (3 out of 3 patents)

5. Bryan R Hotaling (1 out of 66 patents)

6. Robert E Cushman (1 out of 1 patent)

7. John A Romano (1 out of 1 patent)

8. Ernest LaFleur (1 out of 1 patent)

9. Bryan R Pinette (1 out of 1 patent)

10. H Patrick Thornton (1 out of 13 patents)

11 patents: Sort by Forward Citations

1. 5627913 - Placement system using a split imaging system coaxially coupled to a (1997-05-06),

2. 5471310 - System for placement and mounting of fine pitch integrated circuit (1995-11-28),

3. 5317803 - Method of soldering an integrated circuit (1994-06-07),

4. 5309545 - Combined radiative and convective rework system (1994-05-03),

5. 5278938 - Infrared heater array for IC soldering reflective members (1994-01-11),

6. 5251266 - System for placement and mounting of fine pitch integrated circuit (1993-10-05),

7. 5235407 - System for placement and mounting of fine pitch integrated circuit (1993-08-10),

8. 5220147 - Electronic component heater (1993-06-15),

9. 5060288 - Infrared heater array for IC soldering (1991-10-22),

10. 5042571 - Variable perimeter heater (1991-08-27),

11. D312646 - Electronic circuit board rework and repair system (1990-12-04),

Company Overview

Sierra Research and Technology, Inc., based in Hooksett, NH, specializes in advanced research and development across various technology domains. The company focuses on innovative solutions in fields such as environmental monitoring, aerospace, and telecommunications. With a commitment to enhancing technology through rigorous research, Sierra Research and Technology aims to address complex challenges and contribute to advancements in both commercial and governmental sectors. Their expertise supports a wide range of applications, fostering growth and innovation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

11 Patents

#1 in Hooksett, NH

#187 in New Hampshire

#27,529 in US

#51,801 in the World

Hooksett, NH, United States of America

Sierra Research and Technology, Inc.

Forward Citations = 120

10 inventors:

Donald J Spigarelli (10 out of 26 patents)

John M DeCarlo (8 out of 11 patents)

William F Drislane (3 out of 5 patents)

4. Karl E Bahr (3 out of 3 patents)

5. Bryan R Hotaling (1 out of 66 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sierra Research and Technology, Inc.. Retrieved from https://idiyas.com/company/sierra-research-and-technology

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]