Urayasu, Japan

Masaharu Oki

This inventor holds 1 USPTO granted patent. Top assignees: Chemo-Sero-Therapeutic Research Institute, Daiichi Pharmaceutical Co., Ltd.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaharu Oki. Retrieved from https://idiyas.com/inventor/masaharu-oki

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Masaharu Oki: Innovator in Influenza Vaccine Development

Introduction

Masaharu Oki is a notable inventor based in Urayasu, Japan. He has made significant contributions to the field of vaccine development, particularly in the area of influenza vaccines. His innovative work has led to the creation of novel compounds that enhance vaccine efficacy.

Latest Patents

Masaharu Oki holds a patent for muramyldipeptide derivatives and an influenza vaccine comprising these derivatives. The patent includes novel muramyldipeptide derivatives such as [6-0-(2-tetradecylhexadecanoyl)-N-acetylmuramoyl]-L-alanyl-D-glutamamide and [6-0-(2-tetradecylhexadecanoyl)-N-acetylmuramoyl]-L-alanyl-N-methyl-D-glutamamide. These compounds serve as excellent adjuvants or components of virosome vaccines. The influenza vaccine developed using these derivatives demonstrates excellent antibody-producing capacity and safety.

Career Highlights

Throughout his career, Masaharu Oki has worked with prominent organizations, including Daiichi Pharmaceutical Co., Ltd. and the Chemo-Sero-Therapeutic Research Institute. His work in these institutions has been pivotal in advancing vaccine technology and improving public health outcomes.

Collaborations

Masaharu Oki has collaborated with esteemed colleagues such as Hideya Tsuge and Kunio Ohkuma. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.

Conclusion

Masaharu Oki's contributions to the field of vaccine development, particularly through his innovative muramyldipeptide derivatives, highlight his role as a key inventor in the fight against influenza. His work continues to impact the medical community 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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