Omiya, Japan

Hiroshi Tobita

This inventor holds 9 USPTO granted patents. Top assignee: Ikegami Tsushinki Co., Ltd.. Active years: 1989-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Tobita. Retrieved from https://idiyas.com/inventor/hiroshi-tobita

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 = 2.6

ph-index = 4

Forward Citations = 54(Granted Patents)


Location History:

  • Ibaraki, JP (1989)
  • Omiya, JP (1992)
  • Ohmiya, JP (1992)
  • Naka, JP (1994)

Company Filing History:


Years Active: 1989-1994

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9 patents (USPTO):Explore Patents

Title: Innovations of Hiroshi Tobita

Introduction

Hiroshi Tobita is a notable inventor based in Ohmiya, Japan. He has made significant contributions to the field of technology, particularly in the development of devices that enhance the efficiency of sheet handling and sorting. With a total of nine patents to his name, Tobita's work reflects a commitment to innovation and practical solutions.

Latest Patents

Among his latest patents are the "Sheet Arranging Device" and the "Sheet Sorter." The Sheet Arranging Device features a first guide groove and a second guide groove formed on a device housing at predetermined positions. A first pin at one end of a movable member is displaceably fitted into the first guide groove, while a second pin at the other end fits into the second guide groove. A cam, operatively connected to a geared motor, allows for the slidable displacement of the first pin along the first guide groove. Additionally, the Sheet Sorter consists of a vertically arranged plurality of trays, each with a cut-out at a rear corner. The trays are designed so that the corner with the cut-out is lower than the other corners, allowing sheets of printed matter to slide into the cut-out after collation.

Career Highlights

Hiroshi Tobita is currently employed at Ikegami Tsushinki Co., Ltd., where he continues to innovate and develop new technologies. His work has significantly impacted the efficiency of sheet processing in various applications.

Collaborations

Tobita collaborates with talented coworkers, including Hiroshi Yamamoto and Akihiro Suzuki, who contribute to the innovative environment at Ikegami Tsushinki Co., Ltd.

Conclusion

Hiroshi Tobita's contributions to technology through his patents demonstrate his dedication to innovation and problem-solving in the field of sheet handling and sorting. His work continues to influence advancements in this area, showcasing the importance of inventors in driving progress.

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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