Shizuoka, Japan

Takashi Hisazumi

This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignee: Ricoh Company, Ltd.. Active years: 2010-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Hisazumi. Retrieved from https://idiyas.com/inventor/takashi-hisazumi

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 = 11.0

ph-index = 6

Forward Citations = 350(Granted Patents)


Location History:

  • Shizuoka, JP (2010 - 2011)
  • Ohta-ku, JP (2012)

Company Filing History:


Years Active: 2010-2012

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6 patents (USPTO):Explore Patents

Title: Takashi Hisazumi: Innovator in Toner Container Technology

Introduction

Takashi Hisazumi is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of imaging technology, particularly in the development of toner containers. With a total of 6 patents to his name, Hisazumi continues to push the boundaries of innovation in his industry.

Latest Patents

His latest patents include a toner container and image forming apparatus. This innovative toner container features a longitudinal container body with a first end and a second end. The container body is equipped with a gear that engages with a drive gear in the main body. The held portion, attached to the first end, is designed to be detachably connected to the toner-container holder. It includes a toner outlet and is held in a non-rotating manner, biased downwardly by a force from the drive gear during rotation.

Career Highlights

Takashi Hisazumi is currently employed at Ricoh Company, Ltd., where he applies his expertise in imaging technology. His work has been instrumental in enhancing the efficiency and functionality of toner containers, contributing to the overall performance of imaging devices.

Collaborations

Hisazumi has collaborated with notable coworkers, including Nobuyuki Taguchi and Masayuki Yamane. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

In summary, Takashi Hisazumi is a key figure in the field of toner container technology, with a proven track record of innovation and collaboration. His contributions continue to shape the future of imaging 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]
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