Tokyo, Japan

Hiroshi Shimizu

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Steel Corporation. Active years: 2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Shimizu. Retrieved from https://idiyas.com/inventor/hiroshi-shimizu-4atxpyt4

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2009

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1 patent (USPTO):Explore Patents

Title: Hiroshi Shimizu: Innovator in Titanium Cleaning Solutions

Introduction

Hiroshi Shimizu is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of cleaning agents, particularly for titanium and titanium alloy building materials. His innovative approach addresses the challenges associated with discoloration in these materials.

Latest Patents

Hiroshi Shimizu holds a patent for a "Discoloration removal cleaning agent for titanium and titanium alloy building materials, and discoloration removal cleaning method." This patent describes a removal cleaning agent that comprises at least a water-soluble inorganic acid salt, an organic acid or organic acid salt, a surfactant, and a hydrophilic oxygen-containing hydrocarbon solvent. Additionally, it may include a discoloration inhibitor, fluorocarbon resin, and polishing material. The cleaning method involves coating discolored sections with a bristle brush and a sponge roller, followed by polishing with a nonwoven fabric or foam resin, and washing with water to remove the discoloration.

Career Highlights

Hiroshi Shimizu is associated with Nippon Steel Corporation, where he has applied his expertise in materials science and cleaning technologies. His work has contributed to advancements in maintaining the aesthetic and functional qualities of titanium structures.

Collaborations

Hiroshi has collaborated with notable colleagues, including Michio Kaneko and Kiyonori Tokuno. Their combined efforts have furthered research and development in the field of cleaning agents for specialized materials.

Conclusion

Hiroshi Shimizu's innovative contributions to the cleaning of titanium materials highlight his role as a key inventor in this niche area. His patented solutions provide effective methods for maintaining the integrity and appearance of titanium structures.

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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