Saitama, Japan

Yumiko Shirakawa

This inventor holds 2 USPTO granted patents. Top assignee: Central Glass Company, Limited. Active years: 1994-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yumiko Shirakawa. Retrieved from https://idiyas.com/inventor/yumiko-shirakawa

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 = 7.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Saitama, JP (1994)
  • Kawagoe, JP (1995)

Company Filing History:


Years Active: 1994-1995

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2 patents (USPTO):Explore Patents

Title: Yumiko Shirakawa: Innovator in Chemical Derivatives

Introduction

Yumiko Shirakawa is a prominent inventor based in Saitama, Japan. She has made significant contributions to the field of chemistry, particularly in the development of novel chemical derivatives. With a total of 2 patents to her name, she has established herself as a key figure in her industry.

Latest Patents

Her latest patents include innovative work on N-acyl-N-phenyltetrahydrophthalamic acid derivatives. These patents focus on methods related to these chemical compounds, showcasing her expertise and commitment to advancing chemical research.

Career Highlights

Yumiko currently works at Central Glass Company, Limited, where she applies her knowledge and skills to drive innovation. Her work has not only contributed to her company's success but has also had a broader impact on the field of chemistry.

Collaborations

Throughout her career, Yumiko has collaborated with notable colleagues, including Takashi Kume and Takeo Komata. These partnerships have allowed her to enhance her research and expand her professional network.

Conclusion

Yumiko Shirakawa is a talented inventor whose work in chemical derivatives has made a significant impact. Her contributions continue to inspire future innovations in the field.

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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