Nagoya, Japan

Tutomu Oohashi

This inventor holds 1 USPTO granted patent. Top assignees: Churyo Engineering Kabushiki Kaisha, Mitsubishi Jukogyo Kabushiki Kaisha. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tutomu Oohashi. Retrieved from https://idiyas.com/inventor/tutomu-oohashi

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 = 4(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: Tutomu Oohashi: Innovator in Liquid Filling Technology

Introduction

Tutomu Oohashi is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of liquid filling technology, particularly with his innovative designs that enhance the efficiency and usability of filling apparatuses. His work has been recognized for its practical applications in various industries.

Latest Patents

Oohashi holds a patent for a liquid filling apparatus that features a biased gas pipe mounted for improved functionality. This invention addresses several challenges associated with traditional liquid filling systems. The design includes a housing, an annular liquid feed passageway, a liquid valve, a holding member, and a gas pipe. The improvements facilitate easier cleaning of the apparatus, make it suitable for containers with small mouth diameters, and simplify the replacement of the gas pipe. The unique mechanism involves a circular ring and a spring that work together to enhance the filling process.

Career Highlights

Throughout his career, Tutomu Oohashi has worked with prominent companies such as Mitsubishi Jukogyo Kabushiki Kaisha and Churyo Engineering Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in engineering and innovation in liquid filling technologies.

Collaborations

Oohashi has collaborated with notable colleagues, including Kazunori Murao and Yukio Yamaguchi. These partnerships have likely fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Tutomu Oohashi's contributions to liquid filling technology exemplify the impact of innovative thinking in engineering. His patent and career achievements highlight the importance of continuous improvement in industrial processes.

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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