Kashiwara, Japan

Kiichiro Yamashita

This inventor holds 2 USPTO granted patents. Top assignees: Jtekt Corporation, Koyo Seiko Company, Ltd.. Active years: 2004-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiichiro Yamashita. Retrieved from https://idiyas.com/inventor/kiichiro-yamashita

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2004-2015

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2 patents (USPTO):Explore Patents

Title: Kiichiro Yamashita: Innovator and Inventor in Bearing Technology

Introduction: Kiichiro Yamashita, an accomplished inventor from Kashiwara, Japan, has made significant contributions to the field of bearing technology. With two registered patents to his name, his work has enhanced the performance and reliability of mechanical systems.

Latest Patents: Yamashita's recent innovations include the "Tapered Roller Bearing Apparatus" and the "Variator Disc and Method of Fabricating the Same." The tapered roller bearing apparatus features an outer ring with an outer-ring raceway and an inner ring designed to optimize the interaction between rollers and raceways, ensuring smoother operation and better load distribution. His second patent focuses on a variator disc, which incorporates a unique heat treatment process to achieve varying hardness levels, enhancing its durability and performance characteristics.

Career Highlights: Throughout his professional journey, Yamashita has worked with notable companies such as Jtekt Corporation and Koyo Seiko Company, Ltd. These experiences have provided him with valuable insights into the intricacies of mechanical engineering and invention, allowing him to refine his ideas and bring innovative solutions to the market.

Collaborations: Kiichiro Yamashita has also collaborated with skilled coworkers like Masao Takimoto and Youichi Tsuzaki. Their combined expertise has contributed to the successful development of groundbreaking inventions in the bearing industry.

Conclusion: Kiichiro Yamashita exemplifies the spirit of innovation through his dedication to improving bearing technology. His patents not only showcase his engineering prowess but also reflect his commitment to advancing industry standards. As technology continues to evolve, inventors like Yamashita play a crucial role in shaping the future of mechanical systems.

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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