Tokyo, Japan

Yoshikazu Onishi

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Nihon Safety Co., Ltd.. Active years: 2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikazu Onishi. Retrieved from https://idiyas.com/inventor/yoshikazu-onishi

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2017

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1 patent (USPTO):Explore Patents

Title: Innovator Yoshikazu Onishi: A Pioneer in Film Sealing Technology

Introduction: Yoshikazu Onishi, a remarkable inventor based in Tokyo, Japan, has made significant contributions to the field of packaging technology. His innovative approach to film sealing has led to the development of a unique mechanism that enhances the efficiency of heat-sealing tubular films.

Latest Patents: Onishi holds a patent for a Film Sealing Mechanism designed to facilitate the heat sealing of tubular films with large openings using a short length heater. This invention incorporates a film width reduction function, allowing for uniform reduction of the opening size with a simplified structure, even during repeated width reduction operations. The mechanism features an elongated heater and a heater receiver, strategically positioned perpendicular to the direction of a feed means that transports the film.

Career Highlights: Currently employed at Nihon Safety Co., Ltd., Yoshikazu Onishi has established himself as a leader in his field. His patent not only enhances operational efficiency but also ensures that the film is effectively secured, preventing leaks and maintaining the quality of the contents.

Collaborations: Throughout his career, Onishi has collaborated with talented individuals like Akio Shimanuki. Their synergy in research and development has contributed to the advancement of innovative packaging solutions in the industry.

Conclusion: Yoshikazu Onishi's pioneering work in film sealing technology exemplifies the spirit of innovation. His contributions have fostered new standards in packaging, ensuring greater efficiency and reliability in operations. As he continues to innovate, Onishi's impact on the industry will undoubtedly resonate for years to come.

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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