Kyoto, Japan

Hiroshi Maruyama

This inventor holds 2 USPTO granted patents. Top assignee: Horiba, Ltd.. Active years: 1977-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Maruyama. Retrieved from https://idiyas.com/inventor/hiroshi-maruyama-aqzpnss0

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 = 2.0

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Kyoto, JA (1977)
  • Kyoto, JP (1980)

Company Filing History:


Years Active: 1977-1980

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2 patents (USPTO):Explore Patents

Title: Hiroshi Maruyama: Innovator in Reference Electrode Technology

Introduction

Hiroshi Maruyama is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of reference electrode technology, holding 2 patents that showcase his innovative approach to solving complex problems in this area.

Latest Patents

Maruyama's latest patents include a method of making a liquid junction for a reference electrode. This invention involves a hydrophobic polymer support material that contains a liquid junction layer made of a hydrophobic polymer mixed with either an inactive particulate substance, an electro-chemically inactive salt, or a combination of both. The support member and the liquid junction are compression formed in a mold and heat-treated after the final compression treatment. Another notable patent is an improved liquid junction for a reference electrode, characterized by the formation of a hydrophilic layer through the treatment of only the surface of a liquid junction made from a polymer of tetrafluoroethylene.

Career Highlights

Hiroshi Maruyama is currently employed at Horiba, Ltd., where he continues to develop innovative solutions in his field. His work has been instrumental in advancing the technology surrounding reference electrodes, making significant impacts in various applications.

Collaborations

Maruyama collaborates with Masashi Watanabe, a fellow innovator in the same field. Their partnership has led to advancements that enhance the functionality and reliability of reference electrodes.

Conclusion

Hiroshi Maruyama's contributions to reference electrode technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in this important area of research and application.

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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