Nepean, Canada

Barry B Hagglund

This inventor holds 4 USPTO granted patents. Top assignee: Northern Telecom Limited. Active years: 1991-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Barry B Hagglund. Retrieved from https://idiyas.com/inventor/barry-b-hagglund

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 183(Granted Patents)


Location History:

  • Nepean, CA (1991)
  • Kanata, CA (1993)

Company Filing History:


Years Active: 1991-1993

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4 patents (USPTO):Explore Patents

Title: The Innovations of Barry B. Hagglund

Introduction

Barry B. Hagglund is a notable inventor based in Nepean, Canada. He has made significant contributions to the field of telecommunications, holding a total of 4 patents. His work focuses on enhancing the reliability and efficiency of communication systems.

Latest Patents

Hagglund's latest patents include an "ATM plane merging filter for ATM switches and the method thereof." This invention addresses the challenges faced by telecommunication switches operating in dual plane mode. The ATM plane merging filter utilizes memory to store the first of a pair of identical cells, ensuring that cells can be merged effectively despite the non-synchronous nature of transmission. Another significant patent is for a "double-star communications system." This system comprises a digital terminal and active pedestals that facilitate communication via optical fibers and existing telephone lines. The digital terminal multiplexes broadband signal components and telephony signals, enhancing the overall communication experience for subscribers.

Career Highlights

Barry B. Hagglund has worked with Northern Telecom Limited, a company known for its innovations in telecommunications. His role at the company has allowed him to develop and refine technologies that improve communication systems.

Collaborations

Hagglund has collaborated with notable coworkers, including Alan Frank Graves and Robert C. Dittburner. Their combined expertise has contributed to the advancement of telecommunications technology.

Conclusion

Barry B. Hagglund's contributions to telecommunications through his patents and work at Northern Telecom Limited highlight his innovative spirit and dedication to improving communication systems. His inventions continue to influence the industry and pave the way for future advancements.

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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