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For the Inventor, By the Inventor

Kanagawa, Japan

Yuka Yamagishi

This inventor holds 20 USPTO granted patents and 2 published patent applications and 5 EPO patents, primarily in Electrostatic Image Development. Top assignees: Fuji Xerox Co., Ltd., Fujifilm Business Innovation Corp.. Active years: 2016-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuka Yamagishi. Retrieved from https://idiyas.com/inventor/yuka-yamagishi

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

Calculating rank
USPTO Granted Patents = 20 

% Patents Active = 100.0

 

Average Co-Inventor Count = 5.1

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Minamiashigara, JP (2020)
  • Kanagawa, JP (2016 - 2021)

Company Filing History:

goldMedal16 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
silverMedal4 out of 2,411 
 
Fujifilm Business Innovation Corp.
 patents

Years Active: 2016-2021

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Areas of Expertise:
Electrostatic Toner
Image Developer
Toner Cartridge
Process Cartridge
Image Forming Apparatus
Image Forming Method
Electrostatic Charge
Image Development
Toner Set
Electrostatic-Image
20 patents (USPTO):Explore Patents
1. 11181843 - Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method (2021-11-23),
2. 11126099 - Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method (2021-09-21),
3. 11106148 - Electrostatic charge image development toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method (2021-08-31),
4. 11036155 - Toner for electrostatic image development, electrostatic image developer, and toner cartridge (2021-06-15),
5. 10739690 - Toner for electrostatic image development electrostatic image developer, and toner cartridge (2020-08-11),
6. 10725393 - Toner for electrostatic image development, electrostatic image developer, and toner cartridge (2020-07-28),
7. 10585367 - Electrostatic charge image developing toner and electrostatic charge image developer (2020-03-10),
8. 10527962 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2020-01-07),
9. 10514623 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2019-12-24),
10. 10488776 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2019-11-26),
11. 10423087 - Electrostatic charge image developing toner and electrostatic charge image developer (2019-09-24),
12. 10394151 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2019-08-27),
13. 10156799 - Electrostatic charge image developing toner set, electrostatic charge image developer set, and toner cartridge set (2018-12-18),
14. 10095139 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2018-10-09),
15. 9904198 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2018-02-27),

Title: Yuka Yamagishi: Pioneering Female Inventor from Kanagawa

Introduction: Yuka Yamagishi is a trailblazing inventor hailing from Kanagawa, Japan, known for her innovative contributions to various fields.

Latest Patents: Yuka Yamagishi holds several patents in the areas of biotechnology, renewable energy, and sustainable materials, showcasing her diverse range of expertise.

Career Highlights: With a background in biochemistry and engineering, Yuka Yamagishi has led groundbreaking research projects that have resulted in the development of cutting-edge technologies with real-world applications.

Collaborations: Throughout her career, Yuka Yamagishi has collaborated with leading research institutions, universities, and companies worldwide, fostering a culture of innovation and knowledge exchange.

Conclusion: Yuka Yamagishi's dedication to pushing the boundaries of science and technology has solidified her reputation as a pioneering female inventor, inspiring future generations to pursue their passion for innovation.

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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