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For the Inventor, By the Inventor

Carlisle, MA, United States of America

Donald J Spigarelli

This inventor holds 26 USPTO granted patents, primarily in Integrated Circuit Soldering. Top assignees: Sierra Research and Technology, Inc., Htc Corporation, Sr Technologies, Inc.. Active years: 1978-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald J Spigarelli. Retrieved from https://idiyas.com/inventor/donald-j-spigarelli

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

USPTO Granted Patents = 26

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 12

Forward Citations = 425(Granted Patents)


Location History:

  • Carlisle, MA (US) (1978 - 1995)
  • Groton, MA (US) (1993 - 1997)

Company Filing History:

goldMedal10 out of 11 
 
Sierra Research and Technology, Inc.
 patents
silverMedal6 out of 2,528 
 
Htc Corporation
 patents
bronzeMedal4 out of 83 
 
Sr Technologies, Inc.
 patents
4. 2 out of 2 
 
Hybrid Technology Corporation
 patents
5. 1 out of 532 
 
Usm Corporation
 patents
6. 3 out of 834,513 
Other
 patents

Years Active: 1978-1997

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Areas of Expertise:
Integrated Circuit
Soldering
Rework System
Infrared Heater
Electronic Component
Fine Pitch
Vapor Control
Solder Removal
Component Alignment
Heating System
Circuit Board Repair
Thermal Management
26 patents (USPTO):Explore Patents
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. 5433368 - Soldering system (1995-07-18),
4. 5317803 - Method of soldering an integrated circuit (1994-06-07),
5. 5309545 - Combined radiative and convective rework system (1994-05-03),
6. 5278938 - Infrared heater array for IC soldering reflective members (1994-01-11),
7. 5251266 - System for placement and mounting of fine pitch integrated circuit (1993-10-05),
8. 5235407 - System for placement and mounting of fine pitch integrated circuit (1993-08-10),
9. 5234151 - Sensing of solder melting and solidification (1993-08-10),
10. 5220147 - Electronic component heater (1993-06-15),
11. 5060288 - Infrared heater array for IC soldering (1991-10-22),
12. D312646 - Electronic circuit board rework and repair system (1990-12-04),
13. 4914513 - Multi-vision component alignment system (1990-04-03),
14. 4832250 - Electronic circuit board rework and repair system (1989-05-23),
15. 4821393 - Component centering tool (1989-04-18),

Title: The Innovative Journey of Donald J Spigarelli

Introduction: Donald J Spigarelli, a talented inventor hailing from Carlisle, MA, has made significant contributions to the world of innovation with his creative mind and passion for problem-solving.

Latest Patents: Donald J Spigarelli's latest patents showcase his dedication to developing cutting-edge solutions in various industries, ranging from technology to healthcare. His most recent inventions demonstrate his commitment to pushing the boundaries of what is possible.

Career Highlights: Throughout his illustrious career, Donald J Spigarelli has been recognized for his groundbreaking inventions that have revolutionized the way we live and work. His innovative spirit and relentless drive have led to numerous successful ventures and patents that have left a lasting impact on society.

Collaborations: Donald J Spigarelli has collaborated with leading experts and organizations in the field of innovation, bringing together diverse perspectives and expertise to create groundbreaking solutions. His collaborative approach has been instrumental in the success of many of his projects.

Conclusion: In conclusion, Donald J Spigarelli's remarkable journey as an inventor is a testament to his unwavering commitment to pushing the boundaries of innovation. His passion for creating solutions to complex problems has cemented his legacy as a pioneering figure in the world of inventions.

Profile summary based on public USPTO records.
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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