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For the Inventor, By the Inventor

Kanata, Canada

William J Sinclair

This inventor holds 5 USPTO granted patents. Top assignees: Northern Telecom Limited, Other. Active years: 1981-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William J Sinclair. Retrieved from https://idiyas.com/inventor/william-j-sinclair

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

Calculating rank
USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.1

ph-index = 5

Forward Citations = 103(Granted Patents)


Location History:

  • Ottawa, CA (1981)
  • Nepean, CA (1982)
  • Kanata, CA (1983 - 1987)

Company Filing History:

goldMedal4 out of 2,276 
 
Northern Telecom Limited
 patents
silverMedal1 out of 834,708 
Other
 patents

Years Active: 1981-1987

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5 patents (USPTO):Explore Patents
1. 4702549 - Reciprocating variable optical attenuator filter (1987-10-27),
2. 4695125 - Hermetic optical attenuator (1987-09-22),
3. 4378144 - Optical switch (1983-03-29),
4. 4364639 - Variable attenuation electro-optic device (1982-12-21),
5. 4284884 - Electro-optic devices (1981-08-18),

Title: William J Sinclair - Inventor from Kanata, CA

Introduction: William J Sinclair is a renowned inventor based in Kanata, Canada, known for his groundbreaking contributions to various technological fields.

Latest Patents: William J Sinclair holds several patents in the areas of telecommunications, software development, and renewable energy technologies.

Career Highlights: With a career spanning over two decades, William J Sinclair has worked for leading tech companies, spearheading research and development projects that have resulted in innovative solutions and products.

Collaborations: Throughout his career, William J Sinclair has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of creativity and excellence in his projects.

Conclusion: William J Sinclair's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and engineers.

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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