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For the Inventor, By the Inventor

Kanagawa, Japan

Takuji Matsumoto

This inventor holds 107 USPTO granted patents and 4 published patent applications and 1 EPO patent, primarily in Solid-State Imaging Devices (CPC class H01L27-14609). Top assignees: Fuji Xerox Co., Ltd., Renesas Technology Corp., Sony Corporation. Active years: 1986-2025.

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

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

Calculating rank
USPTO Granted Patents = 107 

% Patents Active = 64.5

 

Average Co-Inventor Count = 3.0

ph-index = 16

Forward Citations = 1,001(Granted Patents)

Forward Citations (Not Self Cited) = 967(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Nakai-machi, JP (2000)
  • Hyogo, JP (2004)
  • Tokyo, JP (2001 - 2010)
  • Saitama, JP (2006 - 2013)
  • Kumamoto, JP (2013 - 2015)
  • Yokohama, JP (1986 - 2022)
  • Kanagawa, JP (2006 - 2022)

Company Filing History:

goldMedal35 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
silverMedal29 out of 3,781 
 
Renesas Technology Corp.
 patents
bronzeMedal23 out of 58,148 
 
Sony Corporation
 patents
4. 14 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
5. 4 out of 2,411 
 
Fujifilm Business Innovation Corp.
 patents
6. 1 out of 53,286 
 
Kabushiki Kaisha Toshiba
 patents
7. 1 out of 7,659 
 
Renesas Electronics Corporation
 patents

Years Active: 1986-2025

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Areas of Expertise:
Solid-State Imaging Device
Semiconductor Manufacturing
Toner Cartridge
Image Forming Apparatus
Epitaxial Growth
Container Structure
Developing Device
Powder Storage Container
Transport Devices
Charging Device
Imaging Apparatus
Production Method
107 patents (USPTO):Explore Patents
1. 12295157 - Method for manufacturing semiconductor device with recess, epitaxial growth and diffusion (2025-05-06),
2. D956135 - Toner cartridge (2022-06-28),
3. D955468 - Toner cartridge (2022-06-21),
4. 11355533 - Solid-state imaging device, method of manufacturing the same, and imaging apparatus (2022-06-07),
5. D928871 - Toner cartridge (2021-08-24),
6. D928870 - Toner cartridge (2021-08-24),
7. 10859943 - Container mounting structure, image forming unit, and image forming apparatus (2020-12-08),
8. 10852665 - Container mounting structure, image forming unit, and image forming apparatus (2020-12-01),
9. 10732564 - Rotating device and image forming apparatus (2020-08-04),
10. 10684574 - Container, container mounting structure, image forming unit, and image forming apparatus (2020-06-16),
11. 10438983 - Solid-state imaging device, production method thereof, and electronic device (2019-10-08),
12. 10319758 - Solid-state imaging device, method for manufacturing solid-state imaging device, and imaging apparatus (2019-06-11),
13. 10020334 - Solid-state imaging device, method for manufacturing solid-state imaging device, and imaging apparatus (2018-07-10),
14. 10007210 - Developing device including a capturing member and image forming apparatus (2018-06-26),
15. D812681 - Toner cartridge (2018-03-13),

Title: The Innovative Journey of Takuji Matsumoto

Introduction: Takuji Matsumoto, a prominent inventor based in Kanagawa, Japan, has made significant contributions to the field of technology. With an impressive portfolio of 106 patents, Matsumoto's innovations primarily focus on toner cartridges and other related technologies, highlighting his expertise and commitment to enhancing printing solutions.

Latest Patents: Takuji Matsumoto's most recent patents have centered around the development of advanced toner cartridges. These innovations aim to improve efficiency and sustainability in printing processes, showcasing his forward-thinking approach to technology.

Career Highlights: Throughout his career, Matsumoto has been associated with reputable companies such as Fuji Xerox Co., Ltd. and Renesas Technology Corporation. His roles in these organizations have allowed him to advance his patents and contribute to the evolution of printing technologies.

Collaborations: Takuji Matsumoto has worked alongside notable colleagues, including Shigenobu Maeda and Toshiaki Iwamatsu. This collaboration has fostered a productive exchange of ideas and has been instrumental in the development of many of his innovative projects.

Conclusion: Takuji Matsumoto's journey as an inventor reflects a dedication to enhancing technology through innovation. His extensive patent portfolio and collaborations with other talented individuals are a testament to his significant impact on the industry. As he continues to create and innovate, Matsumoto remains a key figure in the realm of technology, particularly in the printing sector.

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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