Utsunomiya, Japan

Kazunori Kitagaki

This inventor holds 2 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazunori Kitagaki. Retrieved from https://idiyas.com/inventor/kazunori-kitagaki

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 = 3.4

ph-index = 2

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1990

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2 patents (USPTO):Explore Patents

Title: Kazunori Kitagaki: Innovator in Color Electrophotography

Introduction

Kazunori Kitagaki is a notable inventor based in Utsunomiya, Japan. He has made significant contributions to the field of color electrophotography, holding 2 patents that showcase his innovative approaches to imaging technology.

Latest Patents

Kitagaki's latest patents focus on methods and apparatuses for color electrophotography. The first patent describes a process where a charging process, an exposure process, and a development process are performed to create a toner image on a photosensitive member for multiple colors. This results in a composite color image that is transferred to a sheet. Notably, the potential of the toner on the photosensitive member is varied before the development process for the final color, which may include yellow, magenta, and cyan. The second patent elaborates on a similar process, where first and second color toner image forming processes are executed. The first color charging process charges the photosensitive member to a first potential, while the second color charging process charges it to a second potential, which is equal to or lower than the first. This innovative approach enhances the quality and efficiency of color image production.

Career Highlights

Kazunori Kitagaki is associated with Matsushita Electric Industrial Co., Ltd., a company renowned for its advancements in electronics and imaging technologies. His work has significantly impacted the development of color electrophotography, making it more efficient and effective.

Collaborations

Throughout his career, Kitagaki has collaborated with esteemed colleagues such as Masahiko Nakamura and Hajime Yamamoto. These collaborations have further enriched his contributions to the field.

Conclusion

Kazunori Kitagaki stands out as an influential inventor in the realm of color electrophotography. His innovative patents and contributions continue to shape the future of imaging technology.

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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