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For the Inventor, By the Inventor

Kitakyushu, Japan

Kenji Tsuruhara

This inventor holds 15 USPTO granted patents and 1 published patent application and 3 EPO patents. Top assignees: Mitsubishi Chemical Corporation, Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Engineering-Plastics Corporation. Active years: 1998-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Tsuruhara. Retrieved from https://idiyas.com/inventor/kenji-tsuruhara

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

USPTO Granted Patents = 15 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.6

ph-index = 6

Forward Citations = 172(Granted Patents)


Location History:

  • Fukuoka-ken, JP (1998)
  • Tokyo, JP (2000 - 2002)
  • Kitakyushu, JP (1998 - 2017)

Company Filing History:

goldMedal9 out of 2,423 
 
Mitsubishi Chemical Corporation
 patents
silverMedal6 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
bronzeMedal3 out of 139 
 
Mitsubishi Engineering-Plastics Corporation
 patents
where one patent can have more than one assignee

Years Active: 1998-2026

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15 patents (USPTO):Explore Patents
1. 12522696 - Bisphenol composition and polycarbonate resin (2026-01-13),
2. 12215189 - Bisphenol composition and polycarbonate resin (2025-02-04),
3. 9777152 - Polycarbonate resin composition, method for producing same and molded article of this resin composition (2017-10-03),
4. 9771477 - Polycarbonate resin composition, method for producing same and molded article of this resin composition (2017-09-26),
5. 8569406 - Polycarbonate resin, composition of said resin, and molded article of said resin (2013-10-29),
6. 6369485 - Rotor structure (2002-04-09),
7. 6333582 - Rotor for an alternator (2001-12-25),
8. 6316580 - Polycarbonate resin (2001-11-13),
9. 6218747 - Car AC generator (2001-04-17),
10. 6201335 - Rotor structure (2001-03-13),
11. 6169344 - Alternating current generator for vehicle (2001-01-02),
12. 6160332 - Liquid cooled brushless generator for vehicles (2000-12-12),
13. 5986037 - Polycarbonate resin with a reduced volatile chlorine content and process (1999-11-16),
14. 5777067 - Method for producing polyamide resin from caprolactam (1998-07-07),
15. 5723569 - Random copolymerized polyamide resin and process for preparing the same (1998-03-03),

Title: Kenji Tsuruhara - Pioneering Inventor from Tokyo

Introduction: Kenji Tsuruhara is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kenji Tsuruhara holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Kenji Tsuruhara has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs. His innovative solutions have not only revolutionized industries but have also improved the quality of life for many.

Collaborations: Throughout his career, Kenji Tsuruhara has collaborated with top researchers, engineers, and scientists both locally and internationally. These collaborations have been instrumental in the success of his projects, fostering a culture of innovation and knowledge exchange.

Conclusion: Kenji Tsuruhara's passion for innovation, coupled with his technical expertise, has solidified his position as a trailblazer in the world of technology. His relentless pursuit of excellence continues to inspire the next generation of inventors and innovators worldwide.

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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