Tokyo, Japan

Hiroshi Tomioka

This inventor holds 53 USPTO granted patents and 3 published patent applications and 10 EPO patents, primarily in Ink Jet Technology (CPC class B41J). Top assignees: Canon Kabushiki Kaisha, Jsr Corporation, Mitsubishi Denki Kabushiki Kaisha. Active years: 1998-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Tomioka. Retrieved from https://idiyas.com/inventor/hiroshi-tomioka

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

USPTO Granted Patents = 53 

% Patents Active = 67.9

 

Average Co-Inventor Count = 3.8

ph-index = 16

Forward Citations = 834(Granted Patents)

Forward Citations (Not Self Cited) = 649(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Matsudo, JP (1998 - 2003)
  • Tokyo, JP (2000 - 2020)

Company Filing History:


Years Active: 1998-2020

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Areas of Expertise:
Ink Jet Ink
Ink Cartridge
Recording Method
Radiation-Sensitive Resin
Thermal Ink-Jet
Image Forming
Pigment Ink
Mailing Ink
Liquid Composition
Ink Set
Recording Apparatus
Image Forming Apparatus
53 patents (USPTO):Explore Patents

Title: The Innovative Path of Hiroshi Tomioka in the World of Invention

Introduction:

Hiroshi Tomioka, a prolific inventor hailing from Tokyo, JP, has made significant contributions to the field of invention with a total of 53 patents under his belt. His groundbreaking work and relentless pursuit of innovation have positioned him as a trailblazer in pushing the boundaries of what is achievable in the realm of invention.

Latest Patents:

One of Hiroshi Tomioka's latest patents includes an ink jet recording method and ink jet recording apparatus. This method focuses on enhancing the efficiency of recording images on a medium using water-based ink, ensuring the quality and durability of the recorded image. Additionally, his invention of a radiation-sensitive resin composition showcases his prowess in developing materials crucial for various technological applications.

Career Highlights:

Throughout his illustrious career, Hiroshi Tomioka has worked with renowned companies such as Canon Kabushiki Kaisha and JSR Corporation, where he has played a pivotal role in driving innovation and bringing cutting-edge technologies to life. His remarkable dedication to his craft and his ability to translate ideas into practical solutions have earned him a reputation as a visionary inventor.

Collaborations:

In his journey of innovation, Hiroshi Tomioka has collaborated with esteemed colleagues such as Hideki Yamakami and Hiroyuki Takuhara. Together, they have formed a formidable team that has spearheaded projects leading to groundbreaking inventions and patents.

Conclusion:

In conclusion, Hiroshi Tomioka's exceptional talent, coupled with his unwavering commitment to innovation, has solidified his place as a trailblazer in the world of invention. His remarkable contributions and visionary approach continue to inspire future generations of inventors to push the boundaries of what is possible, shaping the landscape of technological advancements 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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