Kobe, Japan

Masako Nakatani

This inventor holds 8 USPTO granted patents and 8 published patent applications and 13 EPO patents. Top assignee: Sumitomo Rubber Industries Limited. Active years: 2017-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masako Nakatani. Retrieved from https://idiyas.com/inventor/masako-nakatani

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

USPTO Granted Patents = 8 

% Patents Active = 50.0

 

Average Co-Inventor Count = 2.9

ph-index = 3

Forward Citations = 38(Granted Patents)


Location History:

  • Kobe, JP (2017 - 2024)
  • Hyogo, JP (2024)

Company Filing History:


Years Active: 2017-2024

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8 patents (USPTO):Explore Patents

Title: Masako Nakatani: Innovator in Tire Technology

Introduction

Masako Nakatani is a prominent inventor based in Kobe, Japan. She has made significant contributions to the field of tire technology, holding a total of 8 patents. Her work focuses on enhancing the performance and efficiency of pneumatic tires.

Latest Patents

One of her latest innovations is a pneumatic tire that includes a carcass extending between bead cores of bead portions via a tread portion and sidewall portions. This tire features a belt layer arranged on the outer side in a tire radial direction of the carcass and inside the tread portion. Additionally, the pneumatic tire has a noise damper arranged on an inner cavity surface of the tread portion, with a glass transition temperature ranging from −55 degrees Celsius to −45 degrees Celsius. Another notable patent involves tread rubber compositions and pneumatic tires that excel in fuel economy, handling stability, and abrasion resistance. These tread rubber compositions satisfy the relationship: M200×E*/tan δ≥400, where M200 is measured at 25° C., E* at 30° C., and tan δ at 30° C.

Career Highlights

Masako Nakatani is currently employed at Sumitomo Rubber Industries Limited, where she continues to innovate in tire technology. Her expertise and dedication have positioned her as a key figure in the industry.

Collaborations

Throughout her career, Nakatani has collaborated with talented coworkers, including Takahiro Kawachi and Tatsuhiro Tanaka. These partnerships have contributed to her success and the advancement of tire technology.

Conclusion

Masako Nakatani's contributions to the field of tire technology are noteworthy and impactful. Her innovative patents reflect her commitment to improving performance and efficiency in pneumatic tires.

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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