Sakai, Japan

Yasusuke Tohi

This inventor holds 6 USPTO granted patents. Top assignee: Mita Industrial Co., Ltd.. Active years: 1979-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasusuke Tohi. Retrieved from https://idiyas.com/inventor/yasusuke-tohi

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.6

ph-index = 4

Forward Citations = 38(Granted Patents)


Company Filing History:


Years Active: 1979-1984

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6 patents (USPTO):Explore Patents

Title: **Innovations by Yasusuke Tohi: Pioneering Electrostatic Copying Technology**

Introduction

Yasusuke Tohi, an inventive mind located in Sakai, Japan, has made significant contributions to the field of electrostatic copying technology. With a total of six patents to his name, he has demonstrated his expertise and commitment to innovation in this area.

Latest Patents

Among Tohi's latest inventions is the "Cassette Casing with Pivoting Sheet Stops for an Electrostatic Copying." This innovative cassette is designed to hold a stack of sheet-like copying papers of varying sizes, featuring a box-like housing with a detachable closure plate. The design includes restricting members that pivot to secure the copying papers and indicate their sizes through a display portion adjacent to a display window.

Another standout patent is the "Electrostatic Copying Apparatus," which revolves around a mechanism that allows for the scanning and exposure of originals to light. The apparatus features a sophisticated drive mechanism that synchronizes the movement of various components to ensure efficient paper feeding, ultimately enhancing the copying process.

Career Highlights

Yasusuke Tohi is affiliated with Mita Industrial Co., Ltd., a company known for its cutting-edge advancements in office equipment. His work has played a critical role in improving electrostatic copying technology, reinforcing the company's reputation as a leader in the industry.

Collaborations

Throughout his career, Tohi has had the pleasure of collaborating with talented individuals such as Naoaki Murata and Masahiro Yoshioka. These collaborations have facilitated a creative exchange of ideas and further propelled the development of innovative solutions within the realm of copying technologies.

Conclusion

Yasusuke Tohi's contributions to the field of electrostatic copying technology illustrate the importance of innovation and collaboration in advancing modern equipment. With his developments, he has not only made significant strides in functional designs but has also set a high standard for future inventions in the industry.

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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