Yokohama, Japan

Kenichi Tsuneeda

This inventor holds 6 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1988-1996.

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

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 75(Granted Patents)


Company Filing History:


Years Active: 1988-1996

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6 patents (USPTO):Explore Patents

Title: Kenichi Tsuneeda: Patents in Electrophotography

Introduction

Kenichi Tsuneeda is an inventor associated with Yokohama, Japan, and Kabushiki Kaisha Toshiba. His patent work includes technologies for charging and discharging photoreceptors in image-forming equipment. His portfolio includes 6 patents.

Latest Patents

Contact Charger and Image Forming Apparatus Comprising the Same. This invention describes a contact charger that charges a photosensitive body through conductive nonwoven fabric held against its surface. The fabric’s specified surface resistivity helps charge the body to a target potential while reducing unevenness.

Image Forming Apparatus Having Sharp Edged Electrode. This apparatus uses a sharp-edged electrode positioned between a discharger and a charger. Grounded through a constant-potential element, the electrode creates an unbalanced electric field that discharges surface charges of the opposite polarity from the electrode.

Career Highlights

Tsuneeda’s listed inventions address key processes in electrophotography, including controlling photoreceptor charge and improving charge uniformity. These technologies are relevant to the operation of image-forming apparatus.

Collaborations

Tsuneeda is associated with Kabushiki Kaisha Toshiba. His listed coworkers include Takao Ishida and Sachiko Yoshida.

Conclusion

Kenichi Tsuneeda’s patents reflect a focus on practical charging and discharging technologies for image-forming systems.

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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