Ibaraki, Japan

Eiji Sakata

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Hitachi Maxell, Limited, Maxell Holdings, Ltd., Shiseido Company, Limited. Active years: 2017-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Sakata. Retrieved from https://idiyas.com/inventor/eiji-sakata-bnsf5gez

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

Calculating rank

% Patents Active = 33.3


Average Co-Inventor Count = 6.5

ph-index = 2

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2017-2019

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3 patents (USPTO):Explore Patents

Title: Eiji Sakata: Innovator in Cosmetic Tools and Skin Condition Analysis

Introduction

Eiji Sakata is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the fields of cosmetic tools and skin condition measurement technologies. With a total of 3 patents to his name, Sakata's innovations reflect his commitment to enhancing user experience in beauty applications and health monitoring.

Latest Patents

One of Sakata's latest patents is a cosmetic tool designed as a mascara applicator. This innovative device allows for the shaping of eyelashes while simultaneously heating both the eyelashes and the mascara liquid. The applicator is designed to facilitate a quicker makeup application process. It consists of a container for housing the mascara liquid, an application body that can be attached and detached from the container, and a shaping body that can also be attached and detached from the application body. The application body features a hollow shaft application rod and an application portion at its end. The shaping body includes a shaping rod, a heating shaping portion, and a heater that can switch between different states. This design ensures that the heat generating temperature is optimized for effective use.

Another significant patent by Sakata is a management system for skin condition measurement analysis. This system allows for the free offering of services while reducing the costs associated with skin condition measuring devices. It effectively utilizes data obtained from measurement results by transmitting this data to a server for analysis. The system includes authentication processes based on contractor IDs and allows clients to search a measurement data database according to their access levels.

Career Highlights

Eiji Sakata has worked with prominent companies such as Maxell Holdings, Ltd. and Hitachi Maxell, Limited. His experience in these organizations has contributed to his expertise in developing innovative products that cater to consumer needs.

Collaborations

Sakata has collaborated with notable coworkers, including Fumie Kusumoto and Masashi Yoshimura. Their combined efforts have likely played a role in the successful development of his patented technologies.

Conclusion

Eiji Sakata's contributions to the fields of cosmetic tools and skin condition analysis demonstrate his innovative spirit and dedication to improving user experiences. His patents reflect a blend of practicality and advanced technology, making him a significant figure in his 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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