Tokyo, Japan

Katsumi Yoshikawa

This inventor holds 3 USPTO granted patents. Top assignees: Nihon Kohden Corporation, Sekisui Chemical Co., Ltd., Sekisui Medical Co., Ltd.. Active years: 1993-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Yoshikawa. Retrieved from https://idiyas.com/inventor/katsumi-yoshikawa

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


% Patents Active = 66.7

Average Co-Inventor Count = 2.8

ph-index = 2

Forward Citations = 91(Granted Patents)


Location History:

  • Hirakata, JP (2004)
  • Tokyo, JP (1993 - 2013)

Company Filing History:


Years Active: 1993-2013

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3 patents (USPTO):Explore Patents

Title: Katsumi Yoshikawa: Innovator in Immunological Measurement

Introduction

Katsumi Yoshikawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of immunology, particularly through his innovative patents. With a total of 3 patents, his work focuses on enhancing the reliability and effectiveness of immunoassays.

Latest Patents

Yoshikawa's latest patents include a purified serum albumin and an immunological measurement method. The objective of his invention is to provide a purified serum albumin that exhibits less lot-to-lot variation. Additionally, he has developed an immunoassay method that utilizes this purified serum albumin, achieving high reactivity while minimizing non-specific reactions. The purified serum albumin serves as a blocking agent and is primarily composed of a fraction that has an absorbance of not exceeding 9.0 mAbs when measured in a 1% aqueous solution at a wavelength of 463 nm.

Career Highlights

Throughout his career, Katsumi Yoshikawa has worked with prominent companies such as Nihon Kohden Corporation and Sekisui Medical Co., Ltd. His experience in these organizations has contributed to his expertise in the field of immunological measurement.

Collaborations

Yoshikawa has collaborated with notable coworkers, including Takayuki Akamine and Masayuki Yokoi. Their joint efforts have further advanced the innovations in immunoassay methods.

Conclusion

Katsumi Yoshikawa's contributions to immunology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the field positively, paving the way for advancements in immunological measurement methods.

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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