Kanagawa, Japan

Tatsuo Ochiai

This inventor holds 39 USPTO granted patents and 10 EPO patents, primarily in Automatic Transmission Control. Top assignees: Jatco Corporation, Nissan Motor Company Limited, Jatco Transtechnology Ltd.. Active years: 1996-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuo Ochiai. Retrieved from https://idiyas.com/inventor/tatsuo-ochiai

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


% Patents Active = 84.6

 

Average Co-Inventor Count = 3.0

ph-index = 9

Forward Citations = 338(Granted Patents)


Location History:

  • Fujisawa, JP (1996 - 1999)
  • Shizuoka, JP (2004 - 2006)
  • Fuji, JP (2002 - 2008)
  • Chigasaki, JP (2001 - 2011)
  • Kanagawa, JP (2000 - 2013)
  • Oiso-machi, JP (2012 - 2014)

Company Filing History:


Years Active: 1996-2014

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Areas of Expertise:
Continuously Variable Transmission
Automatic Transmission
Control Method
Speed Change Control
Hydraulic Control System
V-Belt Transmission
Shift Control Apparatus
Engine Output Control
Clutch Engagement Control
Driving Force Control
Lockup Control System
CVT Ratio Control
39 patents (USPTO):Explore Patents

Title: The Inventor Spotlight: Tatsuo Ochiai

Introduction:

Tatsuo Ochiai, a prolific inventor hailing from Kanagawa, Japan, has made significant contributions to the field of automotive engineering. With an impressive portfolio of 39 patents, Ochiai's innovative spirit and technical acumen have led to groundbreaking advancements in transmission technology.

Latest Patents:

Among his latest patents is the "Continuously Variable Transmission and Control Method Thereof," a cutting-edge transmission controller that allows for seamless gear shifting based on accelerator pedal input and through speed ratio adjustments. Additionally, Ochiai's "Control Apparatus and Method for Automatic Transmission" showcases his expertise in optimizing shift controls for automatic transmissions, ensuring smooth and efficient operation.

Career Highlights:

Throughout his career, Tatsuo Ochiai has played a pivotal role in shaping the development of automotive transmissions. Notably, he has held key positions at renowned companies such as Jatco Corporation and Nissan Motor Company Limited, where he has spearheaded projects that have revolutionized the industry.

Collaborations:

Working alongside esteemed colleagues like Tateki Jozaki and Ryousuke Nonomura, Ochiai has fostered a collaborative environment conducive to innovation and problem-solving. Together, they have explored new frontiers in transmission technology, pushing the boundaries of what is possible in the automotive sector.

Conclusion:

In conclusion, Tatsuo Ochiai stands as a testament to the power of ingenuity and perseverance in the realm of inventing. His remarkable journey, marked by a multitude of patents and groundbreaking inventions, serves as inspiration for aspiring inventors and engineers worldwide. Ochiai's impact on automotive engineering is truly profound, and his legacy will continue to influence the industry for years to come.

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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