Yokohama, Japan

Masahide Nagaoka

This inventor holds 2 USPTO granted patents. Top assignees: Nissan Motor Company Limited, Nippon Oil Fats Co., Ltd., Shinto Paint Co., Ltd.. Active years: 1991-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahide Nagaoka. Retrieved from https://idiyas.com/inventor/masahide-nagaoka

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 = 10.2

ph-index = 2

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 1991-1992

Loading Chart...
2 patents (USPTO):Explore Patents

Title: The Innovative Mind of Masahide Nagaoka

Introduction: Masahide Nagaoka, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of automotive coatings. With two patents to his name, Nagaoka's work reflects a deep understanding of material science and engineering, particularly in the development of composite paint film coatings.

Latest Patents: Nagaoka's latest patents focus on composite paint film coatings designed for steel sheets of automotive vehicle bodies. His first patent describes a composite paint film coating that consists of an electrodeposition paint film and an intermediate paint film. The electrodeposition paint film is notable for its minimum melt viscosity of not less than 0.2 during hardening. It is formed from a cathodic electrodeposition paint composition, which includes a cationic thermosetting resin and a cross-linked particulate resin with a specific construction and particle size. The second patent emphasizes an epoxy-based cationic electrodeposition paint composition, which also features a meticulously designed colloidal silica-containing gelled particulate. Both patents indicate a hardening starting time for the intermediate paint films, showcasing his innovative approach to improving the efficiency and quality of automotive coatings.

Career Highlights: Throughout his career, Masahide Nagaoka has worked with prominent companies such as Nissan Motor Company Limited and Shinto Paint Co., Ltd. His experience in these organizations has played a vital role in shaping his expertise and understanding of automotive applications.

Collaborations: In addition to his significant work, Nagaoka has collaborated with esteemed colleagues including Hiroyuki Kishi and Hitoshi Kimura. These partnerships have allowed for the exchange of ideas and advancements in the field of coatings, further enhancing the impact of their work.

Conclusion: Masahide Nagaoka's innovative patents in composite paint film coatings demonstrate his commitment to enhancing automotive technology. His work not only contributes to the performance and durability of vehicle exteriors but also sets a foundation for future developments in the field. As a recognized inventor, Nagaoka continues to inspire those looking to advance the industry through innovation and collaboration.

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]
Loading…