Chigasaki, Japan

Norihiro Shirahata

This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignee: Canon Kabushiki Kaisha. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norihiro Shirahata. Retrieved from https://idiyas.com/inventor/norihiro-shirahata

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


% Patents Active = 83.3


Average Co-Inventor Count = 1.6

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2016-2025

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6 patents (USPTO):Explore Patents

Title: Norihiro Shirahata: Innovator in Image Forming Technology

Introduction

Norihiro Shirahata is a prominent inventor based in Chigasaki, Japan. He has made significant contributions to the field of image forming technology, holding a total of 6 patents. His work primarily focuses on enhancing the efficiency and functionality of image forming apparatuses.

Latest Patents

Shirahata's latest patents include an innovative image forming apparatus that features control of multiple power sources. This apparatus allows for the rotation of an image bearing member to be started and stopped while in contact with a developing member. During a post-rotation operation, the controller adjusts the charging voltage stepwise to first and second levels, ensuring optimal performance. Additionally, another patent describes an image forming apparatus capable of executing operations that move developer from a charging member to an image bearing member, enhancing the overall efficiency of the image forming process.

Career Highlights

Norihiro Shirahata is currently employed at Canon Kabushiki Kaisha, a leading company in imaging and printing technology. His work at Canon has allowed him to develop cutting-edge technologies that have advanced the capabilities of image forming devices.

Collaborations

Shirahata has collaborated with notable colleagues, including Shuhei Tokiwa and Satoru Motohashi. These collaborations have contributed to the innovative solutions and advancements in the field of image forming technology.

Conclusion

Norihiro Shirahata's contributions to image forming technology through his patents and work at Canon demonstrate his commitment to innovation. His advancements continue to shape the future of imaging solutions.

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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