Chigasaki, Japan

Akira Tominaga

This inventor holds 55 USPTO granted patents and 2 EPO patents, primarily in Electrodeposition Coating (CPC class 5234). Top assignees: Kansai Paint Company, Ltd., Kiyoshi Takatsu, Other. Active years: 1977-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Tominaga. Retrieved from https://idiyas.com/inventor/akira-tominaga

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


% Patents Active = 83.6


Average Co-Inventor Count = 2.3

ph-index = 15

Forward Citations = 678(Granted Patents)

Forward Citations (Not Self Cited) = 645(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hiratsuka, JA (1977)
  • Hiratsuka, JP (1979 - 1995)
  • Kumamoto, JP (1998 - 1999)
  • Chigasaki, JP (1988 - 2005)
  • Kanagawa-ken, JP (2003 - 2006)
  • Kanagawa, JP (2006 - 2007)

Company Filing History:


Years Active: 1977-2007

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Areas of Expertise:
Electrodeposition
Cationic Coating
Coating Composition
Plastic-Coated Metal
Multi-Layer Film
Car Body Coating
Resin Composition
Cationically Electrodepositable
Hydroxyl Groups
Epoxy Resin
Paint Composition
Electrodeposition Process
55 patents (USPTO):Explore Patents

Title: Innovations by Akira Tominaga in Electrodeposition Coating

Introduction

Akira Tominaga, an accomplished inventor based in Chigasaki, Japan, holds an impressive portfolio of 55 patents. His innovative contributions primarily focus on advancements in electrodeposition coating technologies, showcasing his expertise in this specialized field.

Latest Patents

Tominaga's latest inventions include a method for forming an electrodeposition coating film. This method involves subjecting a steric metal article to electrodeposition coating followed by selectively heating and drying the resultant film using multiple induction heating devices. Another notable patent describes a multi-layer electrodeposition coating film-forming method, wherein a cationic electrodeposition coating composition, containing at least two emulsions, is utilized. The technique emphasizes optimal electrical quantity differences between competing compositions, which range between 50 to 400 C/m, enhancing the quality and performance of the coating products.

Career Highlights

Throughout his career, Tominaga has been associated with Kansai Paint Company, Ltd., where he significantly contributed to the development of advanced coating technologies. His commitment to innovation in the industry has not only advanced practical applications but also positioned him as a leading inventor in the field.

Collaborations

Tominaga has had the opportunity to collaborate with notable professionals such as Tadayoshi Hiraki and Reiziro Nishida. These partnerships have been instrumental in driving forward his research and development initiatives, fostering a collaborative environment that encourages innovation.

Conclusion

Akira Tominaga’s extensive patent portfolio reflects his dedication to pioneering techniques within the electrodeposition coating domain. His innovative methods continue to impact the industry, paving the way for future advancements in coating technologies.

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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