Saitama, Japan

Kumiko Takizawa

This inventor holds 13 USPTO granted patents and 4 published patent applications and 2 EPO patents. Top assignee: Canon Kabushiki Kaisha. Active years: 2004-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kumiko Takizawa. Retrieved from https://idiyas.com/inventor/kumiko-takizawa

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

USPTO Granted Patents = 13 

% Patents Active = 84.6

 

Average Co-Inventor Count = 5.5

ph-index = 4

Forward Citations = 58(Granted Patents)


Company Filing History:


Years Active: 2004-2021

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13 patents (USPTO):Explore Patents

Title: Kumiko Takizawa: Innovator in Electrophotographic Technology

Introduction

Kumiko Takizawa is a prominent inventor based in Saitama, Japan. She has made significant contributions to the field of electrophotographic technology, holding a total of 13 patents. Her work focuses on enhancing the performance and reliability of electrophotographic photosensitive members and related apparatuses.

Latest Patents

Among her latest patents, Takizawa has developed an electrophotographic photosensitive member designed to suppress the generation of positive ghost images in low-temperature and low-humidity environments. Additionally, her invention addresses the issue of cracking in high-temperature and high-humidity conditions. This innovative photosensitive member features an undercoat layer that incorporates aluminum oxide and titanium oxide particles in a specific mass ratio. Another notable patent includes a process cartridge that utilizes this electrophotographic photosensitive member, as well as an electrophotographic apparatus that integrates the process cartridge.

Career Highlights

Kumiko Takizawa has built a successful career at Canon Kabushiki Kaisha, where she has been instrumental in advancing electrophotographic technologies. Her expertise and innovative approach have led to the development of several key patents that enhance the functionality and durability of electrophotographic devices.

Collaborations

Throughout her career, Takizawa has collaborated with notable colleagues, including Tsuyoshi Shimada and Ikuyo Kuroiwa. These partnerships have fostered a creative environment that has contributed to the success of her inventions.

Conclusion

Kumiko Takizawa's contributions to electrophotographic technology exemplify her dedication to innovation and excellence. Her patents not only address critical challenges in the field but also pave the way for future advancements in electrophotographic 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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