Kanagawa, Japan

Toshihisa Ohata

This inventor holds 11 USPTO granted patents and 1 EPO patent. Top assignee: Nsk Corporation. Active years: 1995-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihisa Ohata. Retrieved from https://idiyas.com/inventor/toshihisa-ohata

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


% Patents Active = 18.2


Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 43(Granted Patents)


Location History:

  • Tokyo, JP (1995)
  • Fujisawa, JP (2007)
  • Kanagawa, JP (2000 - 2009)

Company Filing History:


Years Active: 1995-2009

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11 patents (USPTO):Explore Patents

Title: Innovations of Toshihisa Ohata

Introduction

Toshihisa Ohata is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced rolling bearings. With a total of 11 patents to his name, Ohata's work has had a substantial impact on various industrial applications.

Latest Patents

One of his latest inventions is a rolling bearing designed to withstand high temperatures and severe working conditions. This innovative bearing features a retainer made of a resin composition that maintains its integrity at temperatures up to 180°C and can endure high rotary speeds and loads over extended periods. Another notable patent is for a pulley bearing for engine auxiliaries. This design includes a unique configuration where the thickness of the bottom of the inner and outer rings is 50% or more of the diameter of the balls, enhancing its performance and durability.

Career Highlights

Toshihisa Ohata has dedicated his career to advancing bearing technology. His work at NSK Corporation has positioned him as a leader in the field, where he continues to innovate and improve the efficiency of mechanical components. His patents reflect a deep understanding of material science and engineering principles.

Collaborations

Throughout his career, Ohata has collaborated with notable colleagues such as Hiroshi Ishiguro and Magozou Hamamoto. These partnerships have fostered a creative environment that has led to groundbreaking advancements in bearing technology.

Conclusion

Toshihisa Ohata's contributions to the field of engineering through his innovative patents have established him as a key figure in the industry. His work continues to influence the design and functionality of mechanical components, ensuring reliability and performance in various applications.

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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