Hiratsuka, Japan

Hiroshi Iwai

This inventor holds 10 USPTO granted patents. Top assignees: Kansai Paint Company, Ltd., Matsushita Electric Works, Ltd.. Active years: 1976-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Iwai. Retrieved from https://idiyas.com/inventor/hiroshi-iwai-33npfs5g

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 = 3.4

ph-index = 7

Forward Citations = 113(Granted Patents)


Location History:

  • Amagasaki, JA (1976)
  • Hiratsuka, JA (1976)
  • Hiratsuka, JP (1980 - 1983)
  • Atsugi, JP (1990 - 1991)

Company Filing History:


Years Active: 1976-1991

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10 patents (USPTO):Explore Patents

Title: Hiroshi Iwai: Innovator in Coating Compositions

Introduction

Hiroshi Iwai is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of coating compositions, particularly in methods for preventing the adhesion of organisms. With a total of 10 patents to his name, Iwai's work has had a considerable impact on various industries.

Latest Patents

Iwai's latest patents focus on innovative coating compositions designed to prevent the adhesion of organisms. One of his key inventions is a coating composition (A) that comprises a homopolymer or a copolymer. This homopolymer is created by homopolymerizing a phenol-modified unsaturated monomer, which is derived from the reaction of an unsaturated monomer containing epoxy and/or hydroxyl groups with an addition reaction product of a phenolic compound and a compound with a carboxylic anhydride group. Additionally, the copolymer is formed by copolymerizing the phenol-modified unsaturated monomer with a radically polymerizable unsaturated monomer. Another significant invention is coating composition (B), which utilizes a phenol-modified resin prepared by reacting a resin containing epoxy and/or hydroxyl groups with the aforementioned addition reaction product. Both compositions are aimed at effectively preventing the adhesion of organisms on various substrates.

Career Highlights

Throughout his career, Hiroshi Iwai has worked with prominent companies such as Kansai Paint Company, Ltd. and Matsushita Electric Works, Ltd. His experience in these organizations has allowed him to refine his expertise in coating technologies and contribute to innovative solutions in the field.

Collaborations

Iwai has collaborated with notable colleagues, including Hajime Sukejima and Osamu Isozaki. These partnerships have fostered a collaborative environment that has led to advancements in their respective fields.

Conclusion

Hiroshi Iwai's contributions to the development of coating compositions demonstrate his innovative spirit and dedication to preventing organism adhesion. His patents and collaborations reflect a commitment to advancing technology in this important area.

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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