Tokyo, Japan

Masao Onisi

This inventor holds 1 USPTO granted patent. Top assignee: Sankyo Company, Limited. Active years: 1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Onisi. Retrieved from https://idiyas.com/inventor/masao-onisi

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 = 3.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1979

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1 patent (USPTO):Explore Patents

Title: Masao Onisi: Innovator in Dental Health

Introduction

Masao Onisi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of dental health through his innovative patent. His work focuses on preventing alveolar pyorrhea, a serious gum disease that can lead to tooth loss.

Latest Patents

Masao Onisi holds a patent for a method aimed at preventing alveolar pyorrhea. The patent, titled "Compositions for the prevention of pyorrhea alveolaris containing a fructan-degrading enzyme at a ratio ranging from 1 to 300 activity units per g. or ml. of the composition," showcases his dedication to improving oral health.

Career Highlights

Onisi is associated with Sankyo Company, Limited, where he has been able to apply his expertise in dental health innovations. His work has contributed to advancements in the prevention and treatment of gum diseases.

Collaborations

Masao Onisi has collaborated with notable colleagues, including Keijiro Ishibashi and Soichiro Amao. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Masao Onisi's contributions to dental health through his patent demonstrate his commitment to improving oral care. His work continues to influence the field and offers promising solutions for preventing gum diseases.

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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