Sakuramura, Japan

Kenji Nakajima

This inventor holds 12 USPTO granted patents. Top assignees: Agency of Industrial Science and Technology, Eisai Company, Limited, Esai Co., Ltd.. Active years: 1982-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Nakajima. Retrieved from https://idiyas.com/inventor/kenji-nakajima-pb02amxo

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 = 6.9

ph-index = 3

Forward Citations = 32(Granted Patents)


Location History:

  • Ibaragi, JP (1984)
  • Yatabemachi, JP (1984 - 1985)
  • Sakuramura, JP (1982 - 1986)
  • Tsukuba, JP (1996)

Company Filing History:


Years Active: 1982-1996

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12 patents (USPTO):Explore Patents

Title: Kenji Nakajima: Innovator in Biochemical Engineering

Introduction

Kenji Nakajima is a prominent inventor based in Sakuramura, Japan. He has made significant contributions to the field of biochemical engineering, particularly in the production of various chemical compounds through innovative methods. With a total of 12 patents to his name, Nakajima's work has had a substantial impact on the industry.

Latest Patents

One of Nakajima's latest patents is a method for producing 3,4-dihydroxyphthalic acid. This method involves treating phthalic acid with a product obtained from the cell membrane fraction of microorganisms capable of converting phthalic acid to 3,4-dihydroxyphthalic acid. The process efficiently produces only 3,4-dihydroxyphthalic acid, which serves as an intermediary metabolite in the biodegradation of phthalic acid. Another notable patent is related to polyprenyl sulfone derivatives, which are prepared by cultivating a microorganism of the genus Nocardia. These derivatives are useful as intermediates for preparing various valuable polyprenyl compounds.

Career Highlights

Throughout his career, Kenji Nakajima has worked with notable organizations, including Eisai Company, Limited. He has also served as the General Director of the Agency of Industrial Science and Technology, where he contributed to advancing industrial research and development.

Collaborations

Some of Nakajima's coworkers include Akio Sato and Yoshimasa Takahara. Their collaborative efforts have further enhanced the innovative research and development in their respective fields.

Conclusion

Kenji Nakajima's contributions to biochemical engineering and his innovative patents demonstrate his commitment to advancing scientific knowledge and industrial applications. His work continues to influence the production of important chemical compounds, showcasing the significance of innovation 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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