Tokyo, Japan

Masashi Maeda

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Arialys Therapeutics, Inc., Astellas Pharma Gmbh. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Maeda. Retrieved from https://idiyas.com/inventor/masashi-maeda-nm2gni7k

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 6.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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2 patents (USPTO):Explore Patents

Title: Masashi Maeda: Innovator in Therapeutic Antibody Development

Introduction

Masashi Maeda is a prominent inventor based in Tokyo, Japan. He is known for his significant contributions to the field of therapeutic antibodies, particularly in addressing neurological disorders. His innovative work has led to the development of a novel therapeutic agent aimed at treating patients suffering from anti-NMDAR encephalitis.

Latest Patents

Masashi Maeda holds 1 patent for his invention titled "Anti-human NR1 antibody derivative." This invention addresses the critical issue of providing a new therapeutic agent for patients with anti-NMDAR encephalitis. The pathogenic anti-human NR1 antibody in these patients induces the internalization of NMDAR on the cell surface, weakening its function in the brain. Maeda's one-armed anti-human NR1 antibody binds competitively with the pathogenic antibody, inhibiting the internalization of NMDAR and exhibiting a therapeutic effect on the condition.

Career Highlights

Masashi Maeda is currently associated with Arialys Therapeutics, Inc., where he continues to advance his research in therapeutic antibodies. His work has been pivotal in developing treatments that target specific neurological conditions, showcasing his commitment to improving patient outcomes through innovative solutions.

Collaborations

Masashi Maeda has collaborated with notable colleagues, including Satoshi Kubo and Atsuo Kanno. These partnerships have fostered a collaborative environment that enhances the research and development of therapeutic agents.

Conclusion

Masashi Maeda's contributions to the field of therapeutic antibodies, particularly through his patent for the anti-human NR1 antibody derivative, highlight his role as an innovator in medical science. His work continues to pave the way for new treatments for neurological disorders, demonstrating the impact of innovation in healthcare.

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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