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For the Inventor, By the Inventor

Minamiashigara, Japan

Tsutomu Kubo

This inventor holds 17 USPTO granted patents, primarily in Electrophotographic Toner. Top assignee: Fuji Xerox Co., Ltd.. Active years: 1987-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Kubo. Retrieved from https://idiyas.com/inventor/tsutomu-kubo

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

Calculating rank
USPTO Granted Patents = 17

% Patents Active = 82.4

Average Co-Inventor Count = 4.9

ph-index = 5

Forward Citations = 62(Granted Patents)


Location History:

  • Ebina, JP (1987)
  • Ashigara, JP (1994)
  • Kanagawa, JP (1991 - 1996)
  • Minami-ashigara, JP (1994 - 2013)

Company Filing History:

goldMedal17 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents

Years Active: 1987-2013

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Areas of Expertise:
Electrophotography
Image Formation
Toner Development
Electrostatic Images
Image-Forming Apparatus
Toner Cartridge
Electrically-Conductive Toner
Developing Device
Arylamine
Image-Forming Process
Capsule Toner
Production Process
17 patents (USPTO):Explore Patents
1. 8372574 - Method of producing electrostatic latent image developing toner (2013-02-12),
2. 7288351 - Magenta toner for developing electrostatic images, process for production thereof, developer and image-forming method (2007-10-30),
3. 7236728 - Developing device and image formation device (2007-06-26),
4. 7166401 - Toner for electrophotography, image-forming method, image-forming apparatus and toner cartridge (2007-01-23),
5. 7094514 - Image forming method (2006-08-22),
6. 7018764 - Toner for developing electrostatic images, process for preparing toner for developing electrostatic images, developer for developing electrostatic images and images forming method (2006-03-28),
7. 6942953 - Image forming method (2005-09-13),
8. 6555282 - Toner for developing electrostatic latent image, image forming method and image forming apparatus using the same (2003-04-29),
9. 6468707 - Image-forming process and image-forming apparatus (2002-10-22),
10. 5571651 - Capsule toner (1996-11-05),
11. 5439773 - Electrically-conductive toner, process for preparation of same, and (1995-08-08),
12. 5385802 - Process for producing toner (1995-01-31),
13. 5336582 - Electrophotographic image formation comprising an arylamine in a charge (1994-08-09),
14. 5334480 - Capsule toner (1994-08-02),
15. 5312710 - Electrophotographic toner and process for producing the same (1994-05-17),

Title: The Innovative Journey of Tsutomu Kubo

Introduction:

Tsutomu Kubo, a talented inventor hailing from Minami-ashigara, Japan, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents:

Tsutomu Kubo's latest patents include cutting-edge technologies in the fields of robotics, artificial intelligence, and renewable energy, showcasing his commitment to pushing the boundaries of innovation.

Career Highlights:

With a career spanning over two decades, Tsutomu Kubo has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing solutions that revolutionize industries. His patents have been instrumental in shaping the future of technology.

Collaborations:

Throughout his career, Tsutomu Kubo has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has led to the successful commercialization of several groundbreaking technologies.

Conclusion:

In conclusion, Tsutomu Kubo's passion for innovation, coupled with his technical expertise, has solidified his position as a prominent figure in the world of inventors. His relentless pursuit of excellence continues to inspire the next generation of innovators to push the boundaries of what is possible in the realm of technology.

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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