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For the Inventor, By the Inventor

Tokyo, Japan

Yumiko Okuma

This inventor holds 24 USPTO granted patents and 63 published patent applications, primarily in Retail Technology. Top assignees: Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba. Active years: 2010-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yumiko Okuma. Retrieved from https://idiyas.com/inventor/yumiko-okuma

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

Calculating rank
USPTO Granted Patents = 24 

% Patents Active = 87.5

Average Co-Inventor Count = 4.2

ph-index = 4

Forward Citations = 108(Granted Patents)


Location History:

  • Nakano, JP (2011)
  • Nakano-ku, JP (2011 - 2012)
  • Nakano Tokyo, JP (2020)
  • Tokyo, JP (2010 - 2021)
  • Koganei Tokyo, JP (2024)

Company Filing History:

goldMedal24 out of 6,290 
 
Toshiba Tec Kabushiki Kaisha
 patents
silverMedal6 out of 53,286 
 
Kabushiki Kaisha Toshiba
 patents
where one patent can have more than one assignee

Years Active: 2010-2026

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Areas of Expertise:
Unattended Vending
Mobile Sales System
Customer Service
Information Processing
Retail Transactions
Commodity Transport
Receipt Management
Shopping Support
Sales Data Processing
Order Receiving
Display Control
Image Processing
24 patents (USPTO):Explore Patents
1. 12572912 - Unattended vending apparatus (2026-03-10),
2. 12450584 - Mobile sales system and server device (2025-10-21),
3. 12412166 - Mobile sales system and server device (2025-09-09),
4. 12393391 - Customer service supporting device, self-service terminal, and method (2025-08-19),
5. 12293385 - Information processing apparatus and information processing method (2025-05-06),
6. 12182787 - Information terminal and method for retail store transactions (2024-12-31),
7. 11900440 - Commodity transporting apparatus, commodity transporting apparatus method, and commodity transporting system (2024-02-13),
8. 11049352 - Management apparatus for managing a receipt printer (2021-06-29),
9. 10872324 - Shopping support computing device (2020-12-22),
10. 10719821 - Merchandise sales data processing apparatus, and program therefor (2020-07-21),
11. 10706657 - Management apparatus for managing an automatic change machine and receipt printer, and method of managing the same (2020-07-07),
12. 10229405 - Merchandise sales data processing apparatus, and program therefor (2019-03-12),
13. 9916569 - Shopping support computing device (2018-03-13),
14. 9300985 - Information distribution device, information distribution method, and information distribution program (2016-03-29),
15. 9270890 - Apparatus for managing medicine administering process, and control program therefor (2016-02-23),

Title: Yumiko Okuma: Innovator in Retail Technology

Introduction

Yumiko Okuma, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of retail technology with a total of 19 patents to her name. Her innovations focus on enhancing the efficiency and effectiveness of merchandise registration and commodity transport within retail environments.

Latest Patents

Among her latest patents is an innovative information terminal and method for retail store transactions. This invention features a camera designed to read codes for identifying merchandise items, coupled with a display that assists users in scanning these codes. The processor she developed allows users to switch between successive-reading and single-reading modes, optimizing the shopping experience for customers. Additionally, her patent on a commodity transporting apparatus revolutionizes the way commodities are picked up and transported in retail settings. This apparatus incorporates a controller that uses imaging to detect commodities placed in an accommodation portion, facilitating more efficient inventory management.

Career Highlights

Yumiko has been associated with esteemed companies such as Toshiba Tec and Toshiba Corporation, where she has honed her engineering skills and contributed to numerous groundbreaking projects in the retail technology space.

Collaborations

Throughout her career, Yumiko has collaborated with notable colleagues including Yasutsugu Sasaki and Mahina Nakamura. These partnerships have fostered an environment of innovation and shared expertise, leading to the development of her impactful patents.

Conclusion

Yumiko Okuma's dedication to innovation in the retail sector is reflected in her extensive portfolio of patents. With her forward-thinking approach, she continues to influence the future of retail technology, making shopping experiences smoother and more efficient for consumers worldwide.

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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