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For the Inventor, By the Inventor

Tokyo, Japan

Chiseki Yamaguchi

This inventor holds 20 USPTO granted patents. Top assignees: Nec Corporation, Fuji Xerox Co., Ltd.. Active years: 1996-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chiseki Yamaguchi. Retrieved from https://idiyas.com/inventor/chiseki-yamaguchi

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

USPTO Granted Patents = 20

% Patents Active = 95.0

Average Co-Inventor Count = 1.1

ph-index = 6

Forward Citations = 110(Granted Patents)


Location History:

  • Niigata, JP (1999 - 2002)
  • Tokyo, JP (1996 - 2003)

Company Filing History:

goldMedal18 out of 36,676 
 
Nec Corporation
 patents
silverMedal2 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents

Years Active: 1996-2003

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20 patents (USPTO):Explore Patents
1. 6580443 - Color image forming device with simplified optical unit incorporating a laser source (2003-06-17),
2. 6353721 - Color image formation apparatus using a liquid developer and color image formation method using a liquid developer (2002-03-05),
3. 6330406 - Toner concentration detecting apparatus including power supply for applying reversible voltage to the toner (2001-12-11),
4. 6282392 - Image formation apparatus (2001-08-28),
5. 6269233 - Liquid developer imaging apparatus having extended photo-conductor life (2001-07-31),
6. 6097413 - Color image forming device capable of achieving a uniform and stable (2000-08-01),
7. 6049350 - Color image forming apparatus (2000-04-11),
8. 6020866 - Method and display panel for displaying color image (2000-02-01),
9. 5995778 - Apparatus and method for detecting toner density in a liquid developer (1999-11-30),
10. 5974291 - Image forming apparatus and image forming method using selective (1999-10-26),
11. 5974289 - Color image forming apparatus (1999-10-26),
12. 5970287 - Charging device for charging charged body in non-contact state (1999-10-19),
13. 5966561 - Color-image forming apparatus having intermediate transfer member and (1999-10-12),
14. 5761591 - Developing apparatus with means for carrying developer by utilizing the (1998-06-02),
15. 5745255 - Electrophotographic digital printer having data expansion means (1998-04-28),

Certainly! Here is the article about inventor Chiseki Yamaguchi:

Title: Pushing Boundaries of Innovation: The Story of Chiseki Yamaguchi

Introduction: Chiseki Yamaguchi, a prolific inventor based in Tokyo, JP, has made significant contributions to the field of technology with a total of 20 patents to his name. His dedication to pushing the boundaries of innovation continues to inspire the next generation of inventors worldwide.

Latest Patents:

1. Color Image Forming Device with Simplified Optical Unit Incorporating a Laser Source: Yamaguchi's innovative patent introduces an intermediate belt design that optimizes the optical path lengths to ensure consistent image quality across multiple photosensitive drums.

2. Color Image Formation Apparatus Using a Liquid Developer: This patent showcases Yamaguchi's expertise in utilizing liquid developers of different colors to create vivid and precise developed images on various photosensitive drums, demonstrating his ingenuity in color image formation techniques.

Career Highlights: Chiseki Yamaguchi has held pivotal roles at renowned companies such as NEC Corporation and Fuji Xerox Co., Ltd., where he honed his skills and expertise in the field of technology. His innovative spirit and relentless pursuit of technological advancements have significantly contributed to the success of these organizations.

Collaborations: Throughout his career, Yamaguchi has collaborated with esteemed colleagues such as Kazunori Shindo and Ryosuke Uematsu. Together, they have worked on cutting-edge projects that have pushed the boundaries of innovation and led to groundbreaking inventions in the technology sector.

Conclusion: Chiseki Yamaguchi's remarkable journey as an inventor exemplifies the true essence of innovation and dedication. His visionary ideas, coupled with his collaborative spirit, have paved the way for technological advancements that continue to shape the world we live in today. As his legacy inspires the next generation of inventors, Chiseki Yamaguchi remains a shining example of what can be achieved through passion, perseverance, and a relentless pursuit of innovation.

I hope you find this article informative and engaging! If you need any further assistance or have any specific requests, feel free to let me know.

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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