Saitama, Japan

Ryouichi Tsuruoka

This inventor holds 5 USPTO granted patents. Top assignee: Fuji Xerox Co., Ltd.. Active years: 1997-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryouichi Tsuruoka. Retrieved from https://idiyas.com/inventor/ryouichi-tsuruoka

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 = 4.1

ph-index = 4

Forward Citations = 76(Granted Patents)


Location History:

  • Kanagawa, JP (1997)
  • Saitama, JP (2000)
  • Iwatsuki, JP (2000)

Company Filing History:


Years Active: 1997-2000

Loading Chart...
5 patents (USPTO):Explore Patents

Title: Ryouichi Tsuruoka: Innovator in Image Forming Technology

Introduction

Ryouichi Tsuruoka is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of image forming technology, holding a total of five patents. His work primarily focuses on improving the efficiency and functionality of image forming apparatuses.

Latest Patents

Tsuruoka's latest patents include an innovative image forming apparatus that utilizes an endless belt equipped with ribs. This design enhances the stability of the belt during operation, preventing it from misaligning relative to the drive roll. In one embodiment, rib members are strategically placed on the ends of the endless belt to assist in this stabilization. Additionally, the apparatus features a rib guide member that rotates independently of the drive roll, further improving performance. Another notable patent involves the transfer of toner images from a photosensitive member to the endless transfer belt, which then transfers the image to a recording medium. This design incorporates indicia on the outer surface of the transfer belt, allowing for precise detection by a sensor.

Career Highlights

Ryouichi Tsuruoka has dedicated his career to advancing image forming technologies. His work at Fuji Xerox Co., Ltd. has positioned him as a key player in the development of innovative solutions for printing and copying machines. His patents reflect a deep understanding of the mechanics involved in image transfer and the importance of precision in these processes.

Collaborations

Throughout his career, Tsuruoka has collaborated with notable colleagues, including Norio Ogawahara and Iwao Kuriki. These partnerships have contributed to the successful development of various technologies in the field.

Conclusion

Ryouichi Tsuruoka's contributions to image forming technology have significantly impacted the industry. His innovative patents demonstrate a commitment to enhancing the functionality and efficiency of image forming apparatuses. His work continues to influence advancements in this vital area of technology.

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]
Loading…