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For the Inventor, By the Inventor

Porvoo, Finland

Toivo Karna

This inventor holds 13 USPTO granted patents. Top assignee: Neste Oy. Active years: 1986-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toivo Karna. Retrieved from https://idiyas.com/inventor/toivo-karna

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 5

Forward Citations = 72(Granted Patents)


Company Filing History:

goldMedal13 out of 180 
 
Neste Oy
 patents

Years Active: 1986-1999

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13 patents (USPTO):Explore Patents
1. 5928565 - Conducting polymer material and method for its production (1999-07-27),
2. 5585040 - Conductive plastics material and a method for its preparation (1996-12-17),
3. 5531932 - Metal compound/protonic acid containing electrically conductive (1996-07-02),
4. 5346649 - Conducting polymer material and method for its production (1994-09-13),
5. 5340499 - Electrically conductive compositions and methods for their preparation (1994-08-23),
6. 5279769 - Method for preparing a conductive polymer (1994-01-18),
7. 5128221 - Storage battery (1992-07-07),
8. 5037671 - Procedure and means for manufacturing storage battery plates (1991-08-06),
9. 5012175 - Means for acid-filling and forming (1991-04-30),
10. 4989837 - Procedure for producing an envelope structure for a storage battery (1991-02-05),
11. 4973533 - Gas vault structure for a storage battery (1990-11-27),
12. 4966346 - Mounting fixture for storage battery (1990-10-30),
13. 4608944 - Ignition device for fluidized bed boiler (1986-09-02),

Title: The Innovative Mind of Toivo Karna

Introduction: Toivo Karna, a talented inventor hailing from Porvoo, Finland, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Toivo Karna's latest patents focus on renewable energy solutions, with a particular emphasis on solar power optimization and energy storage technologies.

Career Highlights: Throughout his illustrious career, Toivo Karna has been recognized for his pioneering work in the field of sustainable energy, earning multiple awards for his innovative approach to environmental challenges.

Collaborations: Toivo Karna has collaborated with leading research institutions and universities to further develop his inventions, showcasing his commitment to advancing technology for the betterment of society.

Conclusion: Toivo Karna's passion for innovation and dedication to creating a more sustainable future make him a true visionary in the world of inventors.

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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