logo

For the Inventor, By the Inventor

Kanagawa, Japan

Sakon Takahashi

This inventor holds 43 USPTO granted patents and 10 published patent applications and 6 EPO patents, primarily in Electrostatic Imaging. Top assignees: Fuji Xerox Co., Ltd., Fujifilm Business Innovation Corp.. Active years: 1997-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sakon Takahashi. Retrieved from https://idiyas.com/inventor/sakon-takahashi

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

USPTO Granted Patents = 43 

% Patents Active = 81.4

 

Average Co-Inventor Count = 5.3

ph-index = 6

Forward Citations = 98(Granted Patents)


Location History:

  • Ebina, JP (2014 - 2015)
  • Minami-ashigara, JP (1997 - 2020)
  • Kanagawa, JP (2004 - 2023)

Company Filing History:

goldMedal40 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
silverMedal3 out of 2,403 
 
Fujifilm Business Innovation Corp.
 patents

Years Active: 1997-2026

Loading Chart...
Loading Chart...
Areas of Expertise:
Electrostatic Charge
Image Developer
Toner Cartridge
Process Cartridge
Image Forming Apparatus
Electrophotographic Developer
Two-Component Developer
Image Formation Method
Carrier Set
Replenishing Toner
Charging Member
Magnetic Sleeve
43 patents (USPTO):Explore Patents
1. 12529974 - Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method (2026-01-20),
2. 11614694 - Electrostatic image developer, process cartridge, image forming apparatus, and image forming method (2023-03-28),
3. 11181841 - Toner for electrostatic image development, electrostatic image developer, and toner cartridge (2021-11-23),
4. 10599061 - Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method (2020-03-24),
5. 10585367 - Electrostatic charge image developing toner and electrostatic charge image developer (2020-03-10),
6. 10527962 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2020-01-07),
7. 10514623 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2019-12-24),
8. 10488776 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2019-11-26),
9. 10423087 - Electrostatic charge image developing toner and electrostatic charge image developer (2019-09-24),
10. 10394151 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2019-08-27),
11. 10025210 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2018-07-17),
12. 9910372 - Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge (2018-03-06),
13. 9835962 - Electrostatic image-developing toner, electrostatic image developer, and toner cartridge (2017-12-05),
14. 9535362 - Carrier set for electrostatic charge image developer, electrostatic charge image developer set, and process cartridge (2017-01-03),
15. 9442404 - Electrostatic-image-developing toner, electrostatic image developer, and toner cartridge (2016-09-13),

Title: **Sakon Takahashi: Pioneer in Electrostatic Imaging Technologies**

Introduction

Sakon Takahashi, based in Kanagawa, Japan, is a prominent inventor recognized for his significant contributions to the field of electrostatic imaging. With an impressive portfolio of 42 patents, he has become a key player in advancing technologies essential for image formation and development.

Latest Patents

Takahashi's latest innovations focus on refining electrostatic image development processes. One of his notable patents features an electrostatic image developer that comprises toner particles, a carrier, and an external additive containing two types of titanium dioxide particles with differing refractive indexes, fatty acid metal salt particles, and an abrasive. Additionally, he has developed a sophisticated toner composition specifically designed for electrostatic image development, which includes toner particles, silicon-doped strontium titanate particles, and silica particles. In this composition, at least one peak in the number-based particle size distribution of the silica particles has a larger particle diameter than the median diameter of the silicon-doped strontium titanate particles' primary particles.

Career Highlights

Throughout his career, Sakon Takahashi has collaborated with reputable companies such as Fuji Xerox Co., Ltd. and Fujifilm Business Innovation Corporation. His work has significantly influenced advancements in imaging technology, and his expertise is highly sought after in the industry.

Collaborations

In his journey as an innovator, Takahashi has worked alongside talented individuals such as Yutaka Saito and Moegi Iguchi. These collaborations have fostered a rich environment for the development of groundbreaking technologies in electrostatic imaging.

Conclusion

Sakon Takahashi has undoubtedly left a lasting impact on the field of electrostatic imaging through his innovative patents and collaborative efforts. As technology continues to evolve, his work stands as a testament to the power of innovation and the importance of research in driving progress within the industry.

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]
Loading…