Suwa, Japan

Susumu Hama

This inventor holds 5 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 1991-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Susumu Hama. Retrieved from https://idiyas.com/inventor/susumu-hama

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 = 3.4

ph-index = 3

Forward Citations = 30(Granted Patents)


Location History:

  • Suwa, JP (1991 - 1997)
  • Nagano-ken, JP (1999 - 2000)

Company Filing History:


Years Active: 1991-2000

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5 patents (USPTO):Explore Patents

Title: **The Innovative Journey of Susumu Hama**

Introduction

Susumu Hama, a distinguished inventor based in Suwa, Japan, has made significant contributions to the field of printing technology. With five patents to his name, Hama has showcased his prowess in developing innovative solutions that enhance the functionality and efficiency of printers. His latest inventions reflect a commitment to advancing printing systems in a user-friendly manner.

Latest Patents

One of Hama's latest patents is for a printer featuring an improved feeding system. This innovative printer design incorporates an inkjet type printing section, capable of printing on either a first cut sheet of paper with a specific shape or a second cut sheet with an alternative shape. The printer is equipped with a set of transfer rollers located adjacent to an insertion aperture for the first cut sheet, which is mounted on one end of an open/close lever. Another set of transfer rollers is positioned near the discharge aperture for the same paper. The operation of opening and closing the transfer rollers at both the insertion and discharging apertures is managed by a common driving source, enhancing the overall efficiency of the printing process.

Career Highlights

Susumu Hama is associated with Seiko Epson Corporation, a prominent player in the printing and imaging industry. Through his role at the company, Hama has played an essential part in driving technological advancements and contributing to the company's reputation for innovation.

Collaborations

Throughout his career, Hama has collaborated with esteemed colleagues, including Hiroshi Takizawa and Akira Koyabu. Together, they have worked on various projects that have furthered the development of advanced printing technologies.

Conclusion

Susumu Hama's dedication to innovation in printing technology has led to significant advancements in the industry. His latest patents highlight his ability to create user-friendly solutions, making him a key figure in the field of printing. As he continues to innovate, the impact of his work at Seiko Epson Corporation is sure to resonate across the printing landscape 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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