Ibaraki, Japan

Masayuki Konishi

This inventor holds 7 USPTO granted patents. Top assignee: Eisai Chemical Co., Ltd.. Active years: 1995-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Konishi. Retrieved from https://idiyas.com/inventor/masayuki-konishi-c8vkpr7z

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Ibaraki, JP (1995 - 1997)
  • Ibaraki Prefecture, JP (1996 - 1999)

Company Filing History:


Years Active: 1995-1999

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7 patents (USPTO):Explore Patents

Title: Masayuki Konishi: Innovator in Hydroquinone Derivatives

Introduction

Masayuki Konishi is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of chemistry, particularly in the development of hydroquinone derivatives. With a total of 7 patents to his name, Konishi's work has implications for various applications, including blood sugar regulation.

Latest Patents

One of his latest patents involves butenyl hydroquinone derivatives. This hydroquinone derivative is represented by a specific formula, where R¹ can be a hydrogen atom, acetyl group, or benzoyl group. This compound serves as an intermediate for chroman derivatives that are useful as blood sugar-lowering agents. Another notable patent is for tetrahydro-alkenyl-methanonaphthalene-5,8-dione derivatives. This patent discloses a quinone derivative that can be synthesized with high yield while minimizing the formation of geometric isomers. This derivative is also useful as an intermediate for the preparation of other quinone derivatives.

Career Highlights

Masayuki Konishi is currently associated with Eisai Chemical Co., Ltd., where he continues to innovate and develop new chemical compounds. His work has been instrumental in advancing the understanding and application of hydroquinone derivatives in medicinal chemistry.

Collaborations

Throughout his career, Konishi has collaborated with notable colleagues, including Chiaki Seki and Kimio Hamamura. These collaborations have further enriched his research and contributed to the success of his inventions.

Conclusion

Masayuki Konishi's contributions to the field of chemistry, particularly in hydroquinone derivatives, highlight his innovative spirit and dedication to advancing scientific knowledge. His patents reflect a commitment to developing compounds that have practical applications in medicine and beyond.

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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