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For the Inventor, By the Inventor

Kawasaki, Japan

Toshiyuki Sakuma

This inventor holds 9 USPTO granted patents and 1 published patent application. Top assignee: Hitachi, Ltd.. Active years: 1987-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Sakuma. Retrieved from https://idiyas.com/inventor/toshiyuki-sakuma-5r6o7ia1

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

USPTO Granted Patents = 9 

% Patents Active = 44.4

Average Co-Inventor Count = 4.9

ph-index = 4

Forward Citations = 133(Granted Patents)


Location History:

  • Ouhara, JP (1987)
  • Isumi, JP (1987)
  • Ouharamachi, JP (1988)
  • Mobara, JP (1996)
  • Kawasaki, JP (2006 - 2010)

Company Filing History:

goldMedal9 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 1987-2010

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9 patents (USPTO):Explore Patents
1. 7783531 - Container management method and container management system (2010-08-24),
2. 7660753 - Inventory control system, inventory control method, fee collection method utilized in inventory control system, inventory control program, and storage medium (2010-02-09),
3. 7624043 - Inventory control system and method in recycle-oriented society (2009-11-24),
4. 7386515 - Fee imposition system for application software (2008-06-10),
5. 7065504 - Fee imposition system for application software (2006-06-20),
6. 5504605 - Liquid crystal display module having cut-away portions of the back frame (1996-04-02),
7. 4746197 - Driving circuit for liquid crystal display device (1988-05-24),
8. 4702560 - Liquid crystal display device (1987-10-27),
9. 4701025 - Liquid crystal display device with driving method to eliminate blur due (1987-10-20),

Title: Innovations by Toshiyuki Sakuma

Introduction

Toshiyuki Sakuma is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of container management systems, particularly in healthcare settings. With a total of nine patents to his name, Sakuma's work focuses on improving efficiency and safety in inventory control.

Latest Patents

Sakuma's latest patents include a container management method and a container management system designed for hospitals and culture centers. This innovative system manages the transfer of cells sampled at hospitals to culture centers and the return of cultured cells back to the hospitals using a single working code. The system ensures that the IDs of containers used for both outgoing and incoming transfers correspond to the same code, optimizing the transfer route based on the container stock available at both locations. Additionally, he has developed an inventory control system that adjusts safety stock levels in response to updated setting values, ensuring that proper inventory levels are maintained continuously.

Career Highlights

Sakuma is currently employed at Hitachi, Ltd., where he continues to innovate and develop new technologies. His work has had a significant impact on inventory management practices, particularly in the medical field.

Collaborations

Some of his notable coworkers include Mitsuhiro Enomoto and Yuichi Kaneko, who have collaborated with him on various projects.

Conclusion

Toshiyuki Sakuma's contributions to container management and inventory control systems highlight his innovative spirit and dedication to improving healthcare logistics. His patents reflect a commitment to enhancing efficiency and safety in critical environments.

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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