Shunan, Japan

Kenichi Ishizu

This inventor holds 4 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignee: Tokuyama Corporation. Active years: 2002-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenichi Ishizu. Retrieved from https://idiyas.com/inventor/kenichi-ishizu

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

USPTO Granted Patents = 4 

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.6

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Tokuyama, JP (2002)
  • Shunan, JP (2015 - 2017)

Company Filing History:


Years Active: 2002-2017

Loading Chart...
Loading Chart...
4 patents (USPTO):Explore Patents

Title: Kenichi Ishizu: Innovator in Fine Particle Technology

Introduction

Kenichi Ishizu is a prominent inventor based in Shunan, Japan. He has made significant contributions to the field of fine particle technology, particularly in the development of hydrophobized spherical polyalkylsilsesquioxane fine particles. With a total of 4 patents to his name, Ishizu's work has had a notable impact on various applications, including toner production for electrophotography.

Latest Patents

Ishizu's latest patents include several innovative technologies. One of his key inventions is the hydrophobized spherical polyalkylsilsesquioxane fine particle, which boasts a mass-based median diameter ranging from 0.05 µm to 0.3 µm. This fine particle is produced through a method that involves mixing an alkyl trialkoxysilane with an alkaline aqueous medium, followed by a polycondensation reaction. Additionally, he has developed an external additive for toner and a dry toner for electrophotography, both utilizing the hydrophobized fine particles. Another significant patent pertains to a method for producing inorganic oxide particles, which are characterized by high purity and excellent flowability.

Career Highlights

Kenichi Ishizu is associated with Tokuyama Corporation, where he has been instrumental in advancing the company's research and development efforts. His expertise in fine particle technology has positioned him as a key figure in the industry, contributing to innovations that enhance product performance and efficiency.

Collaborations

Ishizu has collaborated with notable colleagues, including Tadaharu Komatsubara and Takayuki Maehara. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Kenichi Ishizu's contributions to fine particle technology and his innovative patents reflect his dedication to advancing the field. His work continues to influence various applications, showcasing the importance of innovation in driving progress.

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…