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For the Inventor, By the Inventor

Ryo Sakai

Tokyo, Japan

Ryo Sakai

This inventor holds 105 USPTO granted patents and 11 published patent applications and 3 EPO patents, primarily in Toy Bead Design (CPC class B44C3-12). Top assignees: Epoch Company, Ltd., Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.. Active years: 1997-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryo Sakai. Retrieved from https://idiyas.com/inventor/ryo-sakai

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

Calculating rank
USPTO Granted Patents = 105 

% Patents Active = 87.6

 

Average Co-Inventor Count = 1.4

ph-index = 10

Forward Citations = 454(Granted Patents)

Forward Citations (Not Self Cited) = 286(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa-ken, JP (2010 - 2015)
  • Chiba, JP (2018 - 2020)
  • Yokohama, JP (1997 - 2021)
  • Tokyo, JP (2014 - 2024)

Company Filing History:

goldMedal68 out of 236 
 
Epoch Company, Ltd.
 patents
silverMedal27 out of 53,286 
 
Kabushiki Kaisha Toshiba
 patents
bronzeMedal19 out of 266 
 
Toshiba Materials Co., Ltd.
 patents
4. 7 out of 42,743 
 
Hitachi, Ltd.
 patents
5. 1 out of 907 
 
Honda Motor Ltd., Ltd.
 patents
6. 1 out of 801 
 
Nippon Kayaku Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1997-2026

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Areas of Expertise:
Toy Beads
Storage Case
Dispenser
Tray
Fusible Bead
Model Creation
Connector
Robot Control
Holding Tool
Creation Table
Table Tray
105 patents (USPTO):Explore Patents
1. 12752209 - Creation table for fusible toy bead (2026-10-06),
2. 12738010 - Object recognition device and object recognition method (2026-09-15),
3. 12722584 - Vehicle control system (2026-09-01),
4. 12714947 - Creation table for fusible toy bead (2026-08-25),
5. 12708860 - STORAGE CASE FOR FUSIBLE TOY BEAD (2026-08-18),
6. D1132162 - Dispenser for toy beads (2026-06-30),
7. 12670608 - Object recognition apparatus and object recognition method (2026-06-30),
8. D1124154 - Tray for toy beads (2026-04-28),
9. 12594508 - Creation table for fusible toy bead (2026-04-07),
10. D1110024 - Case for toy beads (2026-01-27),
11. D1109633 - Connector for toy beads (2026-01-20),
12. D1108810 - Case and tray for toy beads (2026-01-13),
13. D1108553 - Toy cake (2026-01-06),
14. D1107131 - Tray for toy beads (2025-12-23),
15. D1105750 - Tray for toy beads (2025-12-16),

Title: The Innovative Journey of Ryo Sakai

Introduction: Ryo Sakai is a visionary inventor based in Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Ryo Sakai holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his commitment to driving innovation forward.

Career Highlights: With over two decades of experience in the tech industry, Ryo Sakai has led numerous research projects that have resulted in cutting-edge inventions with real-world applications.

Collaborations: Throughout his career, Ryo Sakai has collaborated with leading universities, research institutions, and tech companies to further develop and commercialize his innovative ideas.

Conclusion: Ryo Sakai's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and shape the future of technology.

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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