Yokkaichi, Japan

Tomoaki Hazeyama

This inventor holds 32 USPTO granted patents and 2 EPO patents, primarily in Image Formation Technology. Top assignee: Brother Kogyo Kabushiki-Kaisha. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoaki Hazeyama. Retrieved from https://idiyas.com/inventor/tomoaki-hazeyama

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


% Patents Active = 59.4

 

Average Co-Inventor Count = 2.1

ph-index = 3

Forward Citations = 25(Granted Patents)


Location History:

  • Mie, JP (2010 - 2013)
  • Yokkaichi, JP (2010 - 2019)

Company Filing History:


Years Active: 2010-2025

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Areas of Expertise:
Cartridge
Thermal Printer
Fixing Device
Image Forming Apparatus
Heating Elements
Developer Supply Device
Control Device
Conveyance Device
Pressure Roller
Lubricant Prevention
Resin Frame
Electronic Device
32 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Tomoaki Hazeyama

Introduction: Tomoaki Hazeyama, a notable inventor based in Yokkaichi, Japan, has made significant contributions to the field of thermal printing technology, holding an impressive 32 patents. His innovative work primarily revolves around the design and functionality of cartridges and thermal printers, showcasing his expertise in materials and engineering processes.

Latest Patents: Hazeyama's latest patents reflect his commitment to enhancing thermal printing systems. One of his key inventions involves a cartridge that features a case, dual supply portions comprising a heat-sensitive medium, and an adhesive medium. The heat-sensitive medium is particularly remarkable, consisting of a base material with multiple heat-sensitive layers and an insulating layer, enabling the production of different colors based on varying temperatures. Another notable patent includes a fuser mechanism that integrates a heater, a rotation body, an endless belt, and an elastic pad, enhancing the printing efficiency and quality.

Career Highlights: Throughout his career at Brother Industries, Ltd., Hazeyama has continually driven innovation in thermal printing. His extensive patent portfolio represents not just individual inventions but also advances that can significantly impact manufacturing and printing industries. His work exemplifies the intersection of creativity and technical skill, making him a respected figure in his field.

Collaborations: Tomoaki Hazeyama has collaborated with talented coworkers such as Yasuhiro Maruyama and Naoyuki Iwata. Together, they have pushed the boundaries of thermal printing technology, contributing to the development of practical solutions that meet the demands of modern printing environments.

Conclusion: Tomoaki Hazeyama stands out as an influential inventor in the realm of thermal printing technology. His collection of patents, combined with collaborative efforts, reflects a dedication to innovation that continues to shape the industry. As technology advances, his contributions will likely play a vital role in the future of printing 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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