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For the Inventor, By the Inventor

Yokohama, Japan

Toshifumi Hosoya

This inventor holds 33 USPTO granted patents and 8 published patent applications and 3 EPO patents, primarily in Optical Fiber Technology. Top assignees: Sumitomo Electric Industries, Limited, National Institute of Advanced Industrial Science and Technology, Sumitomo Electric Industries, Co.. Active years: 1989-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshifumi Hosoya. Retrieved from https://idiyas.com/inventor/toshifumi-hosoya

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

USPTO Granted Patents = 33 

% Patents Active = 81.8

 

Average Co-Inventor Count = 3.6

ph-index = 9

Forward Citations = 364(Granted Patents)


Location History:

  • Kanagawa, JP (1989 - 2009)
  • Yokohama, JP (1991 - 2009)
  • Osaka, JP (2007 - 2024)

Company Filing History:

goldMedal32 out of 10,647 
 
Sumitomo Electric Industries, Limited
 patents
silverMedal2 out of 1,766 
 
National Institute of Advanced Industrial Science and Technology
 patents
bronzeMedal1 out of 8 
 
Sumitomo Electric Industries, Co.
 patents
4. 2 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1989-2026

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Areas of Expertise:
Optical Fiber
Biosensor
Communication Assistance
Optical Connector
Measurement Device
Optical Module
Microstructured Fiber
Plastic Optical Fiber
Optical Switch
Non-Verbal Expression
Terminal Device
Optical Wiring System
33 patents (USPTO):Explore Patents
1. 12517697 - Communication assistance program, communication assistance method, communication assistance system, terminal device, and non-verbal expression program (2026-01-06),
2. 11960792 - Communication assistance program, communication assistance method, communication assistance system, terminal device, and non-verbal expression program (2024-04-16),
3. 9420964 - Optical fiber sheet and body motion sensor (2016-08-23),
4. 9186078 - Optical fiber sheet (2015-11-17),
5. 8282813 - Biosensor measurement machine, biosensor measurement system and biosensor measurement method (2012-10-09),
6. 8012321 - Biosensor chip, biosensor system and measuring instrument thereof (2011-09-06),
7. 7606453 - Ribbon-like optical fiber core assembly, method for producing the same, tape core assembly-containing connector, tape core assembly-containing optical fiber array, and optical wiring system (2009-10-20),
8. 7534051 - Optical fiber connector, optical fiber connecting method, and connector converter (2009-05-19),
9. 7512307 - Method of making optical connector ferrule, die for making optical connector ferrule, optical connector ferrule made by this method, and optical connector and optical wiring system using the same (2009-03-31),
10. 7410303 - Method and metal mold for manufacturing optical connector ferrule, optical connector ferrule manufactured by using the method, and optical connector and optical wiring system using the ferrule (2008-08-12),
11. D548347 - Device for measuring constituents in the blood (2007-08-07),
12. 7162126 - Optical module having a semiconductor optical device mounted on a bared cladding of an optical fiber (2007-01-09),
13. 7043127 - Microstructured optical fiber (2006-05-09),
14. 6907175 - Coated optical fiber, optical fiber tape core using it and optical fiber unit (2005-06-14),
15. 6901197 - Microstructured optical fiber (2005-05-31),

Title: Innovations by Toshifumi Hosoya: A Pioneer in Communication Assistance and Body Motion Sensing

Introduction

Toshifumi Hosoya, based in Yokohama, Japan, is an innovative inventor known for his significant contributions to communication assistance and body motion sensing technologies. With an impressive portfolio of 32 patents, Hosoya continues to push the boundaries of modern technology, enhancing the way users interact and understand their environments.

Latest Patents

Hosoya's recent patents demonstrate his commitment to advancing communication and sensing technologies. Among his notable inventions are the following:

1. **Communication Assistance Program**: This program enhances user communication by integrating identification information with state animations. This enables users to gain insights into their communication targets, fostering improved understanding and interaction.

2. **Optical Fiber Sheet and Body Motion Sensor**: This invention features an SAS diagnostic device that can examine subjects in familiar environments. It allows for clear discrimination between apnea and hypopnea states through a simple analytical method. This innovation utilizes an optical fiber sheet along with a light source and analysis unit to monitor body movements effectively.

Career Highlights

Toshifumi Hosoya has worked with esteemed organizations such as Sumitomo Electric Industries and the National Institute of Advanced Industrial Science and Technology. His experience in these institutions has significantly influenced his inventive processes and the development of practical solutions.

Collaborations

Throughout his career, Hosoya has collaborated with noteworthy colleagues, including Yasuo Matsuda and Yuji Kobayashi. Their combined expertise has played a crucial role in the successful development of various projects and technologies, furthering advancements in their respective fields.

Conclusion

Toshifumi Hosoya's contributions to the fields of communication assistance and body motion sensing illustrate his innovative spirit and dedication to enhancing technological solutions. With a remarkable track record of patents, he continues to inspire future inventors and researchers in the pursuit of transformative innovations.

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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