Kanagawa, Japan

Ryohey Toyota

This inventor holds 24 USPTO granted patents and 5 published patent applications, plus 10 CIPO patents and 17 EPO patents, primarily in Vehicle Transmission Control. Top assignee: Nissan Motor Company Limited. Active years: 2015-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryohey Toyota. Retrieved from https://idiyas.com/inventor/ryohey-toyota

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 = 83.3


 

Average Co-Inventor Count = 2.5

ph-index = 3

Forward Citations = 47(Granted Patents)


Location History:

  • Isehara, JP (2015 - 2017)
  • Kanagawa, JP (2017 - 2022)

Company Filing History:


Years Active: 2015-2022

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Areas of Expertise:
Power Transmission Device
Vehicle Shift Control
Hybrid Vehicle Control
Continuously Variable Transmission
Electric Vehicle Gear Shifting
Automatic Transmission Control
Mode Transition Control
Power Generation Control
Control Device
Starting Control Device
Vehicle Transmission System
24 patents (USPTO):Explore Patents

Title: Ryohey Toyota: Innovating Power Transmission Technology

Introduction: Ryohey Toyota, based in Kanagawa, Japan, is a prominent inventor known for his significant contributions to the field of power transmission technology. With a remarkable portfolio of 24 patents, Toyota's innovative approaches have made a lasting impact on the automotive industry.

Latest Patents: Among his latest inventions, Toyota presents two notable patents. The first, titled "Method for controlling power transmission device and power transmission device," focuses on optimizing a continuously variable transmission (CVT) system. This invention includes a sophisticated mechanism controlling an electric oil pump and a switching valve, enhancing the efficiency of hydraulic pressure management within the CVT. The second patent, "Automatic transmission control method and control device," introduces a dual control mode for speed change pumps based on actual speed ratios and working pressures. This innovative methodology ensures superior control and adaptability in varying vehicle conditions.

Career Highlights: Ryohey Toyota is currently associated with Nissan Motor Company Limited, where he leverages his expertise to drive advancements in vehicle technology. His innovative work in power transmission has not only cemented his reputation as a key inventor but has also contributed to Nissan’s commitment to developing state-of-the-art automotive solutions.

Collaborations: Throughout his career, Toyota has collaborated with esteemed colleagues, including Atsushi Tsukizaki and Masato Koga. Together, they have focused on pushing the boundaries of automotive technology, leading to significant breakthroughs in power transmission systems.

Conclusion: Ryohey Toyota's impressive portfolio of patents and his role at Nissan Motor Company Limited exemplify his dedication to innovation in the automotive field. His contributions, particularly in power transmission technology, continue to enhance vehicle performance and efficiency, making him a pivotal figure in the industry.

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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