Mie, Japan

Chiharu Ito

This inventor holds 3 USPTO granted patents. Top assignee: Ntn Corporation. Active years: 2004-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chiharu Ito. Retrieved from https://idiyas.com/inventor/chiharu-ito

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


% Patents Active = 66.7

Average Co-Inventor Count = 2.6

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Kuwana, JP (2015)
  • Mie, JP (2004 - 2021)

Company Filing History:


Years Active: 2004-2021

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3 patents (USPTO):Explore Patents

Title: Chiharu Ito: Innovator in Ball Bearing Technology

Introduction

Chiharu Ito is a prominent inventor based in Mie, Japan, known for her contributions to the field of ball bearing technology. With a total of 3 patents to her name, she has made significant advancements that enhance the performance and reliability of ball bearings.

Latest Patents

Chiharu Ito's latest patents include innovative designs aimed at reducing abnormal noise and heat generation in ball bearings. One of her notable inventions is a ball bearing that features inner and outer races, each equipped with a raceway groove. This design incorporates balls and a retainer made of synthetic resin, effectively minimizing abnormal noise during operation. Additionally, she has developed a retainer of synthetic resin that addresses issues of heat generation and wear, particularly when the bearing operates at high speeds. This retainer consists of two annular members that define pockets for the balls, ensuring smooth and efficient performance.

Career Highlights

Chiharu Ito is currently employed at NTN Corporation, where she continues to innovate and improve ball bearing technology. Her work has been instrumental in advancing the capabilities of bearings used in various applications, contributing to the overall efficiency of machinery and equipment.

Collaborations

Chiharu has collaborated with notable colleagues, including Hikaru Ishida and Seiichi Takada, to further enhance her research and development efforts. Their combined expertise has led to significant advancements in the field.

Conclusion

Chiharu Ito's contributions to ball bearing technology exemplify her dedication to innovation and excellence. Her patents reflect a commitment to improving the functionality and reliability of mechanical components. Through her work at NTN Corporation, she continues to make a lasting impact 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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