Kamakura, Japan

Tsutomu Watanabe

This inventor holds 1 USPTO granted patent. Top assignee: The Calpis Food Industry Co., Ltd.. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Watanabe. Retrieved from https://idiyas.com/inventor/tsutomu-watanabe-y1irothh

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 = 6.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1980

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1 patent (USPTO):Explore Patents

Title: Tsutomu Watanabe: Innovator in Antimicrobial Substances

Introduction

Tsutomu Watanabe is a notable inventor based in Kamakura, Japan. He has made significant contributions to the field of antimicrobial substances, particularly through his innovative research and development.

Latest Patents

Watanabe holds a patent for an antimicrobial substance known as C-3603. This novel antimicrobial substance was obtained from the culture of Streptococcus mutans C-3603, FERM-P No. 4128, ATCC No. 31383. The antimicrobial substance C-3603 exhibits high antimicrobial activity against various gram-positive bacteria, especially cariogenic bacteria found in the oral cavity. It is anticipated that this substance will be utilized to prevent oral infectious diseases, particularly dental caries.

Career Highlights

Watanabe is associated with The Calpis Food Industry Co., Ltd., where he continues to advance his research in antimicrobial substances. His work has garnered attention for its potential applications in oral health and disease prevention.

Collaborations

Watanabe has collaborated with notable colleagues, including Isamu Mitsui and Takefumi Iwanami. Their combined efforts have contributed to the development of innovative solutions in the field of antimicrobial research.

Conclusion

Tsutomu Watanabe's contributions to antimicrobial substances highlight his role as an important inventor in the field. His work not only advances scientific knowledge but also holds promise for improving oral health outcomes.

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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