Sapporo, Japan

Yoshihiko Hirohashi

This inventor holds 7 USPTO granted patents and 4 published patent applications, plus 1 CIPO patent and 5 EPO patents. Top assignees: Sapporo Medical University, Sumitomo Dainippon Pharma Co., Ltd., Dainippon Sumitomo Pharma Co., Ltd.. Active years: 2009-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiko Hirohashi. Retrieved from https://idiyas.com/inventor/yoshihiko-hirohashi

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

USPTO Granted Patents = 7 

% Patents Active = 85.7

 

 

Average Co-Inventor Count = 6.6

ph-index = 2

Forward Citations = 6(Granted Patents)


Location History:

  • Wakayama-ken, JP (2009)
  • Hokkaido, JP (2013)
  • Sapporo, JP (2016 - 2022)

Company Filing History:


Years Active: 2009-2022

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7 patents (USPTO):Explore Patents

Title: Innovations by Yoshihiko Hirohashi

Introduction

Yoshihiko Hirohashi is a prominent inventor based in Sapporo, Japan. He has made significant contributions to the field of cancer research, holding a total of 7 patents. His work focuses on developing molecular markers and peptides that can aid in the detection and treatment of cancer.

Latest Patents

Hirohashi's latest patents include a molecular marker for cancer stem cells. This marker allows for the detection of cancer stem cells in a cell mass, distinguishing them from normal cells and other cancer cells. Additionally, he has developed a method for determining the presence of cancer stem cells using this molecular marker. His innovations also encompass a kit for detecting these cells, which includes various reagents and nucleic acids. Another notable patent involves a tumor antigen peptide that is specifically presented on cancer and cancer stem cells. This peptide is part of a pharmaceutical composition aimed at preventing and treating cancer.

Career Highlights

Throughout his career, Yoshihiko Hirohashi has worked with esteemed institutions such as Sapporo Medical University and Sumitomo Dainippon Pharma Co., Ltd. His research has significantly advanced the understanding of cancer biology and therapeutic approaches.

Collaborations

Hirohashi has collaborated with notable colleagues, including Toshihiko Torigoe and Noriyuki Satoh. Their joint efforts have contributed to the development of innovative solutions in cancer treatment.

Conclusion

Yoshihiko Hirohashi's contributions to cancer research through his patents and collaborations highlight his role as a key innovator in the field. His work continues to pave the way for advancements in cancer detection and treatment.

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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