Abiko, Japan

Hirohisa Sawada

This inventor holds 24 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Image Forming Technology. Top assignee: Canon Kabushiki Kaisha. Active years: 1995-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirohisa Sawada. Retrieved from https://idiyas.com/inventor/hirohisa-sawada

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

USPTO Granted Patents = 24 

% Patents Active = 95.8

 

Average Co-Inventor Count = 1.7

ph-index = 7

Forward Citations = 85(Granted Patents)


Location History:

  • Kawasaki, JP (1996)
  • Tokyo, JP (1995 - 1998)
  • Chiba-ken, JP (2009)
  • Chiba, JP (2003 - 2022)
  • Abiko, JP (2002 - 2023)
  • Saitama, JP (2023 - 2024)

Company Filing History:


Years Active: 1995-2025

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Areas of Expertise:
Image Forming Apparatus
Duplex Image Reading
Cable Management
Reinforcing Member
Operating Portion
Input Device
IC Card Reader
Temperature Control
Ink Sheet Cartridge
Sheet Stacking Device
Operation Unit
Image Fixing Apparatus
24 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Hirohisa Sawada

Introduction

Hirohisa Sawada, an innovative inventor based in Abiko, Japan, has made significant contributions to the field of image forming technology. With a total of 22 patents to his name, Sawada’s work focuses on enhancing the functionality and efficiency of imaging devices, showcasing his ingenuity in the realm of inventions.

Latest Patents

Among his latest patents, Sawada has developed an "Image forming apparatus with hardware keys provided on a back surface of an operating portion." This patent involves an image forming apparatus equipped with a display screen featuring numeric keys, along with functionality to start and stop image formation through dedicated keys. Notably, it includes a hardware key positioned on the back of the display screen to initiate a maintenance mode for the apparatus.

Another notable patent is the "Image forming apparatus having a cable protected by a reinforcing member." This innovation features an image formation unit designed to efficiently perform image generation while ensuring the integrity of the electric wire connecting the unit and operation panel. The cable is safeguarded by a reinforcing member that ensures a compact and durable construction.

Career Highlights

Hirohisa Sawada is currently associated with Canon Kabushiki Kaisha, a leading company in imaging and optical products. Throughout his career, Sawada has focused on integrating cutting-edge technology into practical applications, significantly contributing to enhancements in image forming devices and equipment.

Collaborations

Sawada has worked alongside notable coworkers such as Fumihiko Nakamura and Shingo Hattori. Their collaborative efforts within Canon have fostered numerous advancements in image processing technology, reinforcing the company's reputation as a leader in innovation.

Conclusion

Hirohisa Sawada's prolific contributions to the field of image forming technology underscore his status as an influential inventor. With a strong portfolio of patents and collaborative success, Sawada continues to drive innovation in imaging solutions, inspiring future advancements 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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