Hirakata, Japan

Schunichiro Yamanaka

This inventor holds 4 USPTO granted patents. Top assignee: Orient Chemical Industries, Ltd.. Active years: 1989-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Schunichiro Yamanaka. Retrieved from https://idiyas.com/inventor/schunichiro-yamanaka

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 3

Forward Citations = 48(Granted Patents)


Location History:

  • Osaka, JP (1989 - 1990)
  • Hirakata, JP (1991 - 1994)

Company Filing History:


Years Active: 1989-1994

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4 patents (USPTO):Explore Patents

Title: Schunichiro Yamanaka: Innovator in Electrostatic Imaging Technologies

Introduction

Schunichiro Yamanaka is a prominent inventor based in Hirakata, Japan. He has made significant contributions to the field of electrostatic imaging technologies. With a total of 4 patents to his name, Yamanaka has developed innovative solutions that enhance the quality and efficiency of imaging processes.

Latest Patents

Yamanaka's latest patents include a charge control agent and a toner for developing electrostatic latent images. The charge control agent features an active ingredient that is a calix(n)arene compound, which is represented by a specific formula. This compound is designed to improve the performance of electrostatic imaging. The toner, on the other hand, contains at least one calix(n)arene compound that is almost colorless and dispersible in the toner resin. This formulation ensures compatibility with the toner resin and eliminates the presence of metals, resulting in a toner that exhibits stability against environmental changes and excellent storage stability. The toner can produce clear images with fine lines that have good reproducibility.

Career Highlights

Yamanaka is associated with Orient Chemical Industries, Ltd., where he continues to innovate in the field of electrostatic imaging. His work has been instrumental in advancing the technology used in imaging applications.

Collaborations

Some of his notable coworkers include Yoji Kawagishi and Shinichi Narita, who have collaborated with him on various projects.

Conclusion

Schunichiro Yamanaka's contributions to electrostatic imaging technologies through his patents and collaborations highlight his role as a key innovator in this field. His work continues to influence the development of high-quality imaging solutions.

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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