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For the Inventor, By the Inventor

Yokohama, Japan

Toshiaki Kakii

This inventor holds 74 USPTO granted patents and 9 published patent applications, plus 2 CIPO patents, primarily in Optical Connectors (CPC class 385 ). Top assignees: Sumitomo Electric Industries, Limited, Nippon Telegraph and Telephone Corporation, Nippon Telegraph and Telephone Public Corporation. Active years: 1984-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiaki Kakii. Retrieved from https://idiyas.com/inventor/toshiaki-kakii

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

USPTO Granted Patents = 74 

% Patents Active = 81.1


Average Co-Inventor Count = 3.3

ph-index = 24

Forward Citations = 1,509(Granted Patents)

Forward Citations (Not Self Cited) = 1,450(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa, JP (1984 - 2009)
  • Tokyo, JP (2011)
  • Yokohama, JP (1987 - 2015)
  • Osaka, JP (2021 - 2024)

Company Filing History:

goldMedal72 out of 10,631 
 
Sumitomo Electric Industries, Limited
 patents
silverMedal9 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
bronzeMedal5 out of 522 
 
Nippon Telegraph and Telephone Public Corporation
 patents
4. 2 out of 62 
 
Tokyo Metropolitan University
 patents
5. 1 out of 2,274 
 
Autonetworks Technologies, Limited
 patents
6. 1 out of 849 
 
Nippon Kogaku K.k.
 patents
7. 1 out of 6,415 
 
Sumitomo Wiring Systems, Limited
 patents
8. 1 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1984-2026

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Areas of Expertise:
Optical Connector
Image Processing
Communication System
Video Editing
Animation Operation
Hydrogen Separation
Traffic Control
Transitional GUI
Encryption Key
Optical Fiber
Non-Verbal Expression
Data Communication
74 patents (USPTO):Explore Patents
1. 12524947 - Display program, display method and display system (2026-01-13),
2. 12517697 - Communication assistance program, communication assistance method, communication assistance system, terminal device, and non-verbal expression program (2026-01-06),
3. D1095556 - Display screen or portion thereof with transitional graphical user interface (2025-09-30),
4. 12211134 - Animation operation method, animation operation program, and animation operation system (2025-01-28),
5. D1036503 - Display screen or portion thereof with transitional graphical user interface (2024-07-23),
6. 11960792 - Communication assistance program, communication assistance method, communication assistance system, terminal device, and non-verbal expression program (2024-04-16),
7. 10926721 - Control system (2021-02-23),
8. 9219925 - Video image coded data display method, device, and communications system (2015-12-22),
9. 9126151 - Silica-based hydrogen separation material and manufacturing method therefor, as well as hydrogen separation module and hydrogen production apparatus having the same (2015-09-08),
10. 8839330 - Moving-picture image data-distribution method (2014-09-16),
11. 8774002 - Traffic control apparatus and data communication system including same (2014-07-08),
12. 8634687 - Coated plastic cladding optical fiber and optical fiber cable (2014-01-21),
13. 8634553 - Encryption key generation device (2014-01-21),
14. 8553928 - Image processing method and image inspecting method (2013-10-08),
15. 7983497 - Coding method for motion-image data, decoding method, terminal equipment executing these, and two-way interactive system (2011-07-19),

Title: Toshiaki Kakii: A Pioneer in Animation Technology

Introduction

Toshiaki Kakii is an esteemed inventor based in Yokohama, Japan, known for his significant contributions to the field of animation technology. With an impressive portfolio of 71 patents, Kakii has made a lasting impact on how users interact with animated content through innovative methods and systems.

Latest Patents

Among his latest inventions are a series of patents focusing on animation operation techniques. One notable patent is an animation operation method, which involves correlating a predetermined motion of an animation with the motions of a user's hand and fingers, detected by a specialized device. This method enables a seamless interaction between the user and the animated content by triggering specific animations based on a user’s movements. Additionally, he has developed an animation operation program and an animation operation system, which further enhance the user experience with transformational graphical interfaces.

Career Highlights

Kakii has worked with prominent companies, including Sumitomo Electric Industries and Nippon Telegraph and Telephone Corporation. His tenure in these organizations has significantly contributed to his expertise and innovation in the animation sector. His work showcases a clear dedication to advancing technology in ways that resonate with contemporary user demands.

Collaborations

Throughout his career, Toshiaki Kakii has collaborated with distinguished colleagues, such as Tomohiko Ueda and Hiroshi Katsura. These partnerships have played a vital role in refining his ideas and pushing the boundaries of animation technology, leading to the development of new and exciting solutions in the industry.

Conclusion

Toshiaki Kakii is a remarkable inventor whose work blends creativity with technology to enhance user interaction with animated systems. His numerous patents not only showcase his innovative spirit but also reflect his commitment to evolving the animation landscape. As the industry continues to change, Kakii's contributions remain invaluable, paving the way for future advancements in animation 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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