logo

For the Inventor, By the Inventor

Kobe, Japan

Ryoji Kojima

This inventor holds 24 USPTO granted patents and 13 EPO patents, primarily in Tire Technology. Top assignee: Sumitomo Rubber Industries Limited. Active years: 2010-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoji Kojima. Retrieved from https://idiyas.com/inventor/ryoji-kojima

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

USPTO Granted Patents = 24

% Patents Active = 33.3

 

Average Co-Inventor Count = 1.6

ph-index = 6

Forward Citations = 87(Granted Patents)


Location History:

  • Kobe, JP (2010 - 2021)
  • Hyogo, JP (2022)

Company Filing History:

goldMedal24 out of 4,544 
 
Sumitomo Rubber Industries Limited
 patents

Years Active: 2010-2022

Loading Chart...
Loading Chart...
Areas of Expertise:
Pneumatic Tire
Studless Winter Tire
Rubber Composition
Vulcanized Rubber
Tire Member
Biomass-Derived Rubber
Cap Tread
Tread Rubber
Winter Tire
Passenger Vehicle
Rubber Composition Process
24 patents (USPTO):Explore Patents
1. 11261314 - Pneumatic tire (2022-03-01),
2. 10967677 - Pneumatic tire (2021-04-06),
3. 10808082 - Method for kneading a polymer (2020-10-20),
4. 10494515 - Process for preparing vulcanized rubber composition, vulcanized rubber composition and studless tire using same (2019-12-03),
5. 10336890 - Rubber composition for studless winter tires, and studless winter tire (2019-07-02),
6. 10189974 - Tire (2019-01-29),
7. 10071598 - Studless winter tire (2018-09-11),
8. 9879109 - Rubber composition for tires, tire member, and pneumatic tire (2018-01-30),
9. 9695302 - Rubber composition for studless winter tires, and studless winter tire (2017-07-04),
10. 9657121 - Rubber composition for tire, tire member, method for producing biomass-derived rubber, and pneumatic tire (2017-05-23),
11. 9132698 - Rubber composition for studless tire and studless tire using the same (2015-09-15),
12. 8859660 - Rubber composition for studless tire and studless tire using the same (2014-10-14),
13. 8791197 - Rubber composition for winter tire, and winter tire (2014-07-29),
14. 8754158 - Studless tire for passenger vehicle (2014-06-17),
15. 8592510 - Rubber composition for studless tire and studless tire using thereof (2013-11-26),

Title: Ryoji Kojima: Pioneering Inventor from Kobe, Japan

Introduction: Ryoji Kojima is a renowned inventor hailing from the vibrant city of Kobe, Japan. With a passion for innovation and a keen eye for detail, he has made significant contributions to the field of technology through his groundbreaking inventions.

Latest Patents: Ryoji Kojima holds several patents in the areas of robotics, artificial intelligence, and sustainable energy solutions. His most recent patents focus on enhancing efficiency in industrial processes and improving the quality of life for individuals through technological advancements.

Career Highlights: Throughout his illustrious career, Ryoji Kojima has worked with leading tech companies and research institutions to bring his inventions to life. His innovative solutions have garnered international recognition and have been instrumental in shaping the future of technology.

Collaborations: Ryoji Kojima has collaborated with top engineers, scientists, and designers from around the world to push the boundaries of innovation. His collaborative efforts have resulted in the development of cutting-edge products that have revolutionized various industries.

Conclusion: Ryoji Kojima's dedication to innovation and his relentless pursuit of excellence have established him as a trailblazer in the world of technology. His inventive spirit continues to inspire the next generation of inventors and shape the landscape of technological advancements globally.

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]
Loading…