Saitama, Japan

Kouichi Hirasawa

This inventor holds 4 USPTO granted patents. Top assignee: Fuji Photo Film Company, Limited. Active years: 2004-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouichi Hirasawa. Retrieved from https://idiyas.com/inventor/kouichi-hirasawa

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


% Patents Active = 50.0

Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Saitama, JP (2004)
  • Saitama-ken, JP (2004 - 2005)

Company Filing History:


Years Active: 2004-2005

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4 patents (USPTO):Explore Patents

Title: Kouichi Hirasawa: Innovator in Printing Technology

Introduction

Kouichi Hirasawa is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of printing technology, holding a total of 4 patents. His innovative approaches have led to advancements that simplify the printing process and enhance the quality of printed materials.

Latest Patents

Hirasawa's latest patents include a method for printing images on paper that eliminates visible margins. This method allows the printing paper to be conveyed within the printer by nipping the margins, resulting in a print that has no margins and no nip markings. This innovation simplifies the structure of printers, making them more compact and cost-effective, particularly for photographic printers. Another notable patent involves the illumination adjustment of LEDs prior to printing on color thermosensitive recording paper. This process ensures that the output signal from CCD line sensors remains within linearity, enhancing the quality of the printed images.

Career Highlights

Kouichi Hirasawa is currently employed at Fuji Photo Film Company, Limited, where he continues to develop and refine printing technologies. His work has been instrumental in advancing the capabilities of printers, making them more efficient and user-friendly.

Collaborations

Hirasawa has collaborated with Hisashi Enomoto, contributing to the development of innovative printing solutions. Their partnership has led to significant advancements in the field.

Conclusion

Kouichi Hirasawa's contributions to printing technology have made a lasting impact on the industry. His innovative patents and collaborative efforts continue to drive advancements in the field, showcasing his dedication to improving printing 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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