Tokushima, Japan

Chikage Shirakawa

This inventor holds 1 USPTO granted patent and 4 published patent applications, plus 2 CIPO patents and 2 EPO patents. Top assignee: Otsuka Pharmaceutical Factory, Inc.. Active years: 2021.

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

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

USPTO Granted Patents = 1 

% Patents Active = 100.0

 

 

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: Chikage Shirakawa: Innovator in Cell Preservation Technology

Introduction

Chikage Shirakawa is a notable inventor based in Tokushima, Japan. He has made significant contributions to the field of cell preservation, particularly in the context of transplanting mammalian cells. His innovative approach addresses critical challenges in maintaining cell viability during preservation.

Latest Patents

Shirakawa holds a patent for a "Trehalose and dextran-containing solution for transplanting mammalian cells." This invention provides a method for preserving mammalian cells over extended periods, effectively suppressing cell death during preservation. The solution comprises 2.0 to 6.0% (w/v) of trehalose and 4.0 to 7.0% (w/v) of dextran, which together enhance the survival rate of cells preserved for at least 14 days.

Career Highlights

Chikage Shirakawa is associated with Otsuka Pharmaceutical Factory, Inc., where he applies his expertise in cell preservation technologies. His work has been instrumental in advancing methods that improve the outcomes of cell transplantation procedures.

Collaborations

Shirakawa has collaborated with notable colleagues, including Masuhiro Nishimura and Tamaki Wada. These partnerships have fostered a collaborative environment that enhances innovation and research in the field.

Conclusion

Chikage Shirakawa's contributions to cell preservation technology represent a significant advancement in the field of biomedical research. His innovative solutions are poised to improve the efficacy of cell transplantation, ultimately benefiting medical science and patient care.

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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