Tokuyama, Japan

Mariko Shitashige

This inventor holds 1 USPTO granted patent. Top assignee: Kyowa Hakko Kogyo Co., Ltd.. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mariko Shitashige. Retrieved from https://idiyas.com/inventor/mariko-shitashige-oq9f5rnt

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 = 5.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: Mariko Shitashige: Innovator in L-Amino Acid Production

Introduction

Mariko Shitashige is a prominent inventor based in Tokuyama, Japan. She has made significant contributions to the field of biotechnology, particularly in the production of L-amino acids. Her innovative approach has garnered attention in the scientific community.

Latest Patents

Mariko holds a patent for a process for producing L-amino acid. This process involves culturing a microorganism belonging to the genus Escherichia, which has resistance to 2-ketobutyric acid and the ability to produce L-amino acid in a medium. The method allows for the accumulation of L-amino acid in the medium, which can then be recovered efficiently. She has 1 patent to her name.

Career Highlights

Mariko is associated with Kyowa Hakko Kogyo Co., Ltd., a company known for its advancements in biotechnology and pharmaceuticals. Her work has contributed to the company's reputation as a leader in amino acid production.

Collaborations

Throughout her career, Mariko has collaborated with notable colleagues, including Tetsuo Nakano and Motokazu Nakayama. These partnerships have enhanced her research and development efforts in the field.

Conclusion

Mariko Shitashige's innovative work in the production of L-amino acids exemplifies her dedication to advancing biotechnology. Her contributions continue to impact the industry positively.

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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