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For the Inventor, By the Inventor

Matsumoto, Japan

Tsukasa Kosuda

This inventor holds 19 USPTO granted patents and 4 published patent applications, primarily in Biometric Information Processing. Top assignees: Seiko Epson Corporation, Seiko Instruments Inc. Active years: 1998-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsukasa Kosuda. Retrieved from https://idiyas.com/inventor/tsukasa-kosuda

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

USPTO Granted Patents = 19 

% Patents Active = 84.2

Average Co-Inventor Count = 2.8

ph-index = 11

Forward Citations = 711(Granted Patents)


Location History:

  • Suwa, JP (1998 - 2006)
  • Nagano, JP (2012 - 2015)
  • Matsumoto, JP (2001 - 2021)

Company Filing History:

goldMedal19 out of 34,268 
 
Seiko Epson Corporation
 patents
silverMedal5 out of 2,903 
 
Seiko Instruments Inc
 patents
where one patent can have more than one assignee

Years Active: 1998-2021

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Areas of Expertise:
Light Receiving Element
Biometric Information
Pulse Meter
Electronic Apparatus
Control Program
Battery Power Source
Reflection Photodetector
Pulse Wave Detection
Fast Fourier Transformation
Biological Information Measurement
Wristwatch Information Device
Biosignal Display
19 patents (USPTO):Explore Patents
1. 11107852 - Light receiving element having light blocking section covering at least part of amplifier circuit, light receiving module , photoelectric sensor and biological information measurement (2021-08-31),
2. 9049999 - Biometric information processing device, biometric information processing method, and control program (2015-06-09),
3. 8781569 - Biometric information processing device, biometric information processing method, and control program (2014-07-15),
4. 8504145 - Biometric information processing device, biometric information processing method, and control program (2013-08-06),
5. 8303512 - Pulse meter, method for controlling pulse meter, wristwatch-type information device, control program, storage medium, blood vessel simulation sensor, and living organism information measurement device (2012-11-06),
6. 7265520 - Electronic apparatus and method of controlling the electronic apparatus (2007-09-04),
7. 7144375 - Pulsimeter, control method for pulsimeter, wristwatch information device, control program, and recording medium (2006-12-05),
8. 7065668 - Apparatus for selecting and outputting either a first clock signal or a second clock signal (2006-06-20),
9. 6888355 - Electronic apparatus having battery power source and control method for the electronic apparatus (2005-05-03),
10. 6469472 - Electronic device and control method for the same (2002-10-22),
11. 6316909 - Electronic device, control method for electronic device, recharge-rate estimating method for secondary battery, and charging control method for secondary battery (2001-11-13),
12. 6313612 - Electronic device, electronic device to be charged and method of controlling electronic devices (2001-11-06),
13. 6198951 - Reflection photodetector and biological information measuring instrument (2001-03-06),
14. 6155983 - Pulse wave detecting device and pulse measurer (2000-12-05),
15. 6099478 - Pulse counter and pulse display method (2000-08-08),

Title: Discovering the Innovations of Tsukasa Kosuda

Introduction

Tsukasa Kosuda, an accomplished inventor based in Matsumoto, Japan, has made significant contributions to the fields of optical technology and biometric measurements. With a remarkable portfolio comprising 19 patents, Kosuda has demonstrated an exceptional ability to develop innovative solutions that address contemporary technological challenges.

Latest Patents

Kosuda's recent inventions showcase his focus on enhancing light receiving elements and biometric processing devices. One of his notable patents involves a light receiving element that features a light blocking section covering part of an amplifier circuit. This invention includes a silicon substrate, a photodiode, and an amplifier circuit designed to improve the efficiency of signal amplification. Another groundbreaking patent is a biometric information processing device that encompasses various units for measuring heart rate, oxygen intake, and calorie expenditure—providing valuable insights into physical health metrics.

Career Highlights

Throughout his career, Tsukasa Kosuda has collaborated with renowned companies, including Seiko Epson Corporation and Seiko Instruments Inc. His experience in these organizations has enabled him to hone his skills and contribute to pivotal research and development initiatives in the field of technology.

Collaborations

Kosuda has worked alongside notable colleagues such as Motomu Hayakawa and Ichiro Aoshima. These collaborations have fostered an environment of creativity and innovation, leading to the development of cutting-edge technologies that have garnered attention in both academic and commercial sectors.

Conclusion

Tsukasa Kosuda stands as a testament to the power of innovation in driving technological advancement. His contributions through patents not only reflect his dedication as an inventor but also highlight the potential of his inventions to improve everyday life. As technology continues to evolve, Kosuda's work serves as an inspiration for future inventors and innovators.

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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