Hormajärvi, Finland

Matti O Kairi

This inventor holds 1 USPTO granted patent. Top assignee: Metsaliiton Teollisuus Oy. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Matti O Kairi. Retrieved from https://idiyas.com/inventor/matti-o-kairi

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 = 2.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Biography of Inventor Matti O Kairi

Introduction: Matti O Kairi is a notable inventor from Hormajarvi, Finland. He has made significant contributions to the field of construction through his innovative designs and patents. His work primarily focuses on the development of joints for connecting wooden beams, which are essential in various structural applications.

Latest Patents: Matti O Kairi holds a patent for a joint designed to connect wooden beams to each other. This joint features beam members that are aligned side by side in the longitudinal direction. The joint elements, equipped with nails, are strategically placed on the inner surfaces of the beam members, ensuring they do not extend to the outer surface. This design is particularly useful in truss structures, enhancing the stability and integrity of wooden constructions.

Career Highlights: Throughout his career, Kairi has been associated with Metsaliiton Teollisuus Oy, where he has applied his expertise in woodworking and structural engineering. His innovative approach has led to advancements in the efficiency and safety of wooden structures.

Collaborations: Matti O Kairi has collaborated with various professionals in the industry, including his coworker Markku S Lehtonen. Together, they have worked on projects that emphasize the importance of reliable and effective construction methods.

Conclusion: Matti O Kairi's contributions to the field of construction through his patented

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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