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For the Inventor, By the Inventor

Yokohama, Japan

Chikako Matsumoto

This inventor holds 32 USPTO granted patents and 1 published patent application and 6 EPO patents, primarily in Voice Processing Technology. Top assignees: Fujitsu Corporation, Semiconductor Energy Laboratory Co., Ltd.. Active years: 1997-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chikako Matsumoto. Retrieved from https://idiyas.com/inventor/chikako-matsumoto

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

USPTO Granted Patents = 32 

% Patents Active = 56.3

 

Average Co-Inventor Count = 1.3

ph-index = 6

Forward Citations = 119(Granted Patents)


Location History:

  • Kanagawa, JP (2011 - 2012)
  • Kawasaki, JP (1997 - 2015)
  • Yokohama, JP (2014 - 2022)

Company Filing History:

goldMedal29 out of 39,371 
 
Fujitsu Corporation
 patents
silverMedal3 out of 16,652 
 
Semiconductor Energy Laboratory Co., Ltd.
 patents

Years Active: 1997-2022

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Areas of Expertise:
Voice Processing
Noise Suppression
Speech Recognition
Audio Processing
Speech Enhancement
Microphone Sensitivity
Speech Data Compression
3D Animation
32 patents (USPTO):Explore Patents
1. 11227625 - Storage medium, speaker direction determination method, and speaker direction determination device (2022-01-18),
2. 10885909 - Determining a type of speech recognition processing according to a request from a user (2021-01-05),
3. 10531189 - Method for utterance direction determination, apparatus for utterance direction determination, non-transitory computer-readable storage medium for storing program (2020-01-07),
4. 10497380 - Medium for voice signal processing program, voice signal processing method, and voice signal processing device (2019-12-03),
5. 10237677 - Audio processing method, audio processing apparatus, and non-transitory computer-readable storage medium for storing audio processing computer program (2019-03-19),
6. 9911428 - Noise suppressing apparatus, speech recognition apparatus, and noise suppressing method (2018-03-06),
7. 9842599 - Voice processing apparatus and voice processing method (2017-12-12),
8. 9761244 - Voice processing device, noise suppression method, and computer-readable recording medium storing voice processing program (2017-09-12),
9. 9697848 - Noise suppression device and method of noise suppression (2017-07-04),
10. 9691372 - Noise suppression device, noise suppression method, and non-transitory computer-readable recording medium storing program for noise suppression (2017-06-27),
11. 9236060 - Noise suppression device and method (2016-01-12),
12. 9204218 - Microphone sensitivity difference correction device, method, and noise suppression device (2015-12-01),
13. 9117456 - Noise suppression apparatus, method, and a storage medium storing a noise suppression program (2015-08-25),
14. 9058821 - Computer-readable medium for recording audio signal processing estimating a selected frequency by comparison of voice and noise frame levels (2015-06-16),
15. 8886499 - Voice processing apparatus and voice processing method (2014-11-11),

Title: Chikako Matsumoto: Pioneering Inventor from Yokohama

Introduction: Chikako Matsumoto is a highly accomplished inventor hailing from Yokohama, Japan. She is known for her groundbreaking innovations in various fields.

Latest Patents: Chikako Matsumoto holds several patents in the areas of biotechnology, renewable energy, and consumer electronics. Her most recent patents focus on sustainable packaging solutions and eco-friendly materials.

Career Highlights: With a career spanning over two decades, Chikako Matsumoto has worked with leading research institutions and multinational corporations to bring her inventions to life. She has received numerous awards for her contributions to the field of innovation.

Collaborations: Throughout her career, Chikako Matsumoto has collaborated with top scientists, engineers, and designers to develop cutting-edge technologies. Her collaborative projects have resulted in products that have had a significant impact on society.

Conclusion: Chikako Matsumoto's dedication to innovation and her passion for creating a sustainable future have solidified her reputation as a trailblazer in the world of inventors. Her work continues to inspire the next generation of 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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