Ichikawa, Japan

Chieko Tanaka

This inventor holds 3 USPTO granted patents. Top assignees: New Oji Paper Co, Ltd., Oji Paper Co., Ltd.. Active years: 1994-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chieko Tanaka. Retrieved from https://idiyas.com/inventor/chieko-tanaka

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 = 3.5

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1994-1996

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3 patents (USPTO):Explore Patents

Title: Innovations by Inventor Chieko Tanaka

Introduction

Chieko Tanaka is a notable inventor based in Ichikawa, Japan, recognized for her contributions to the field of photographic printing. With a total of three patents to her name, Tanaka has made significant advancements, particularly in enhancing printing materials. Her expertise and ingenuity continue to shape innovations in her field.

Latest Patents

One of Tanaka's most recent patents, entitled "Support sheet for photographic printing sheet," focuses on creating a support sheet with improved anti-fogging and anti-yellowing properties. This innovative sheet comprises a pulp paper substrate, featuring a front coating layer made from a cured resinous material through electron beam irradiation, mixed with a white pigment. The back coating layer includes a film-forming synthetic resinous material containing a magnesium compound as an anti-fogging agent. This invention represents a pivotal enhancement in the quality and longevity of photographic printing sheets.

Additionally, she holds a patent for "Support sheet for photographic printing paper and process for producing," further showcasing her deep understanding of the materials involved in photographic processing.

Career Highlights

Throughout her career, Chieko Tanaka has been associated with prominent companies, including New Oji Paper Co., Ltd. and Oji Paper Co., Ltd. Her work in these organizations has allowed her to apply her inventive spirit and contribute significantly to the development of printing technologies.

Collaborations

In her journey as an inventor, Tanaka has collaborated with notable colleagues such as Takaharu Miura and Masataka Itoh. These collaborations have fostered a rich environment for innovation, allowing for the merging of diverse ideas and expertise to push the boundaries of photographic printing technologies.

Conclusion

Chieko Tanaka is an accomplished inventor whose work continues to inspire advancements in photographic printing materials. Her innovative patents not only enhance the quality of photographic prints but also demonstrate her commitment to continual improvement in her field. Through her career and collaborations, she has made a lasting impact on the industry, solidifying her status as a key figure in the world of inventions.

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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