Saitama, Japan

Hidekazu Tatezawa

This inventor holds 23 USPTO granted patents and 4 published patent applications, primarily in Image Forming Apparatus. Top assignee: Canon Kabushiki Kaisha. Active years: 2020-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidekazu Tatezawa. Retrieved from https://idiyas.com/inventor/hidekazu-tatezawa

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

USPTO Granted Patents = 23 

% Patents Active = 87.0

Average Co-Inventor Count = 4.7

ph-index = 3

Forward Citations = 35(Granted Patents)


Location History:

  • Soka, JP (2020 - 2022)
  • Saitama, JP (2021 - 2024)

Company Filing History:


Years Active: 2020-2026

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Areas of Expertise:
Fixing Apparatus
Image Forming
Toner Image
Heating Apparatus
Cleaning Mechanism
Suction Duct
Lubricant Removal
Endless Belt
Halogen Heater
Frame Covering
Scraper
Image Heating
23 patents (USPTO):Explore Patents

Title: Innovations of Hidekazu Tatezawa: A Pioneer in Imaging Technology

Introduction

Hidekazu Tatezawa, a notable inventor based in Saitama, Japan, has made significant contributions to the realm of imaging technology. With a remarkable total of 19 patents to his name, Tatezawa has demonstrated a commitment to innovation within the field. His work primarily focuses on enhancing image forming apparatuses, reflecting a deep understanding of both mechanical engineering and practical application in technology.

Latest Patents

Among his latest innovations is an image forming apparatus characterized by a unique fixing device that integrates a casing and a suction duct. This apparatus comprises an apparatus body that contains a rotatable first and second rotary member, along with a casing that facilitates the storage of these elements. The design also features a sheet discharge port that efficiently discharges recording materials after they pass through the nip portion, in conjunction with an opening and closing member that manages the conveyance path of the recording material.

Additionally, Tatezawa has developed a sophisticated fixing apparatus equipped with a belt, rotary member, pad member, and slide member. This innovation provides a precise distance of 3.0 mm or less between two critical positions in the conveyance direction, and maintains specific measurements in the pressing direction that enhance the apparatus's performance.

Career Highlights

Tatezawa has built his career at Canon Kabushiki Kaisha, a leader in imaging and printing technology. His continuous efforts in research and development at this esteemed organization have not only advanced the company's product offerings but have also set benchmarks in the industry for image forming solutions. His patents are a testament to his inventive spirit and technical prowess, and they highlight the importance of engineering in modern imaging devices.

Collaborations

Throughout his professional journey, Tatezawa has collaborated with talented individuals such as Kenichi Tanaka and Yutaro Tsuno. These partnerships have resulted in enhanced innovation and creativity, further proliferating the development of advanced imaging technologies at Canon. The synergy created through these collaborations has played a pivotal role in establishing cutting-edge solutions that meet the evolving needs of the market.

Conclusion

Hidekazu Tatezawa stands as a remarkable figure in the world of imaging technology through his extensive patent portfolio and innovative designs. His insights and inventions contribute significantly to advancements in image forming apparatuses, reinforcing the value of technological innovation in our daily lives. As a dedicated inventor at Canon Kabushiki Kaisha, Tatezawa's work will undoubtedly continue to shape the future of imaging for years to come.

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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