Yokohama, Japan

Takayuki Toyoda

This inventor holds 55 USPTO granted patents and 3 published patent applications and 8 EPO patents, primarily in Toner Production. Top assignees: Canon Kabushiki Kaisha, Canon Finetech Inc.. Active years: 2006-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takayuki Toyoda. Retrieved from https://idiyas.com/inventor/takayuki-toyoda

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

USPTO Granted Patents = 55 

% Patents Active = 54.5

 

Average Co-Inventor Count = 6.2

ph-index = 18

Forward Citations = 878(Granted Patents)

Forward Citations (Not Self Cited) = 472(Dec 10, 2025)


Location History:

  • Yokohama, JP (2006 - 2018)
  • Suntou-gun, JP (2018 - 2022)
  • Shizuoka, JP (2023)

Company Filing History:


Years Active: 2006-2026

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Areas of Expertise:
Toner
Pigment Composition
Azo Compound
Pigment Dispersion
Dispersant
Polyester
Colorant Structure
Method for Producing
Magenta Toner
Cyan Toner
Black Toner
Bisazo Skeleton
55 patents (USPTO):Explore Patents

**Title: Takayuki Toyoda: Innovator in Toner and Chemical Production**

Introduction

Takayuki Toyoda is a prominent inventor based in Yokohama, Japan, recognized for his significant contributions to the field of toner technology and chemical production. With a remarkable portfolio of 47 patents, Toyoda continues to drive innovation in his domain. His inventive work reflects a commitment to developing more efficient products that cater to the evolving needs of various industries.

Latest Patents

Toyoda's recent patents exemplify his ingenuity. One notable patent involves a toner composition that features a toner particle comprising a specific resin A and an external additive A. This innovation focuses on enhancing the performance and quality of toner through careful manipulation of its components. The external additive consists of fine silicon particles, optimized to achieve desirable shape factors for improved functionality.

Another significant patent details a method for producing compounds that contain both an amide bond and an alkoxysilyl group. This innovative production method involves a unique reaction process utilizing compounds with carboxy and amino groups, effectively expanding the capabilities of chemical synthesis.

Career Highlights

Throughout his career, Takayuki Toyoda has been associated with reputable companies such as Canon Kabushiki Kaisha and Canon Finetech Inc. His roles at these institutions have allowed him to apply his expertise in inventing products that enhance operational efficiencies and meet industry standards.

Collaborations

In his journey of innovation, Toyoda has collaborated with esteemed colleagues including Yasuaki Murai and Masashi Kawamura. These collaborations have fostered a creative environment where shared knowledge and expertise contribute to groundbreaking developments in their respective fields.

Conclusion

Takayuki Toyoda exemplifies the essence of a visionary inventor, continuously pushing the boundaries of technology through his innovative patents and collaborations. His work not only impacts the companies he has been a part of but also contributes to advancements in toner and chemical production, serving as an inspiration for future inventors.

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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