Tokyo, Japan

Akiko Obata (nee Nakajima)

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akiko Obata (nee Nakajima). Retrieved from https://idiyas.com/inventor/akiko-obata-nee-nakajima

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

Calculating rank

Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: Akiko Obata: Innovator in Elevator Technology

Introduction

Akiko Obata (nee Nakajima) is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of elevator technology, particularly in enhancing the user experience through innovative design.

Latest Patents

Obata holds a patent for an operation device and elevator apparatus designed to reduce the number of erroneous operations. This invention features a concretized human pictogram that indicates mutually different state changes, such as a face with opened eyes and a face with closed eyes. These pictograms are associated with operation signals assigned to a pair of operation switches, which are placed adjacent to each other. The design aims to improve the clarity of operation signals and enhance user interaction with the elevator system.

Career Highlights

Akiko Obata has built a successful career at Hitachi, Ltd., where she has been instrumental in developing advanced elevator systems. Her work focuses on integrating user-friendly features that address common operational challenges faced by users.

Collaborations

Obata collaborates with talented colleagues, including Takeshi Hoshino and Atsushi Maki, to drive innovation within her team. Their combined expertise contributes to the development of cutting-edge technologies in the elevator industry.

Conclusion

Akiko Obata's contributions to elevator technology exemplify her commitment to innovation and user-centered design. Her patent reflects a thoughtful approach to reducing operational errors, showcasing her role as a leading inventor in her field.

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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