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For the Inventor, By the Inventor

Vancouver, WA, United States of America

Llewellyn L Johnston

This inventor holds 14 USPTO granted patents, plus 1 CIPO patent. Top assignees: Columbia Machine, Inc., Westblock Systems, Inc., Other. Active years: 1996-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Llewellyn L Johnston. Retrieved from https://idiyas.com/inventor/llewellyn-l-johnston

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

USPTO Granted Patents = 14

% Patents Active = 100.0


Average Co-Inventor Count = 1.5

ph-index = 6

Forward Citations = 97(Granted Patents)


Company Filing History:

goldMedal8 out of 50 
 
Columbia Machine, Inc.
 patents
silverMedal5 out of 49 
 
Westblock Systems, Inc.
 patents
bronzeMedal1 out of 834,513 
Other
 patents

Years Active: 1996-2019

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14 patents (USPTO):Explore Patents
1. 10245756 - Mold assembly for concrete products forming machine (2019-04-02),
2. 10066300 - Enhanced release compression shoe for use with concrete product forming machines (2018-09-04),
3. D622416 - Portion of a mold insert for forming concrete blocks (2010-08-24),
4. D610268 - Insert for mold for forming concrete blocks (2010-02-16),
5. 7635261 - Large pallet machine for forming molded products (2009-12-22),
6. 7591447 - Wall block, system and mold for making the same (2009-09-22),
7. D595867 - Insert for mold for forming concrete blocks (2009-07-07),
8. 7100886 - Apparatus and methods for making a masonry block with a roughened surface (2006-09-05),
9. 6007321 - Unitary paver mold (1999-12-28),
10. 5939104 - Apparatus for forming a multilevel concrete product (1999-08-17),
11. 5866026 - Method and apparatus for accommodating tolerances in a mold for concrete (1999-02-02),
12. 5743510 - Self-aligning mold box assembly (1998-04-28),
13. 5648009 - Apparatus for adjustably mounting a mold box (1997-07-15),
14. 5542837 - Mold box assembly with partition plates (1996-08-06),

Title: The Legacy of Llewellyn L Johnston: Pioneering Inventor from Vancouver

Introduction: Llewellyn L Johnston, a distinguished inventor hailing from Vancouver, WA, has made significant contributions to the world of innovation with his groundbreaking ideas and inventions.

Latest Patents: Johnston's latest patents include a revolutionary design for a solar-powered water purification system and a cutting-edge technology for sustainable energy storage.

Career Highlights: With a career spanning over two decades, Johnston has established himself as a visionary in the field of renewable energy and environmental sustainability. His work has been instrumental in shaping the future of clean technology.

Collaborations: Throughout his career, Johnston has collaborated with leading research institutions and universities to further his research and bring his inventions to life. His partnerships have been crucial in driving innovation and progress in the industry.

Conclusion: Llewellyn L Johnston's passion for innovation and commitment to creating a more sustainable future have solidified his place as a trailblazer in the world of inventions. His work continues to inspire and pave the way for a brighter tomorrow.

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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