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For the Inventor, By the Inventor

Okayama, Japan

Hiroshige Okamoto

This inventor holds 6 USPTO granted patents. Top assignee: Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 1977-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshige Okamoto. Retrieved from https://idiyas.com/inventor/hiroshige-okamoto-68xtayo6

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 5

Forward Citations = 162(Granted Patents)


Location History:

  • Sakai, JA (1977)
  • Okayama, JP (1996 - 2001)

Company Filing History:

goldMedal6 out of 1,297 
 
Asahi Kasei Kogyo Kabushiki Kaisha
 patents

Years Active: 1977-2001

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6 patents (USPTO):Explore Patents
1. 6228800 - Noble metal support (2001-05-08),
2. 6107515 - Process for preparing methacrylic or acrylic esters (2000-08-22),
3. 5969178 - Using methacrolein and methanol as dehydration and absorption agents (1999-10-19),
4. 5596067 - Free fall polymerization process for the production of polycarbonates (1997-01-21),
5. 5589564 - Wire-wetting fall polymonization process for the production of (1996-12-31),
6. 4026795 - Method for the regeneration of activated carbon (1977-05-31),

Title: Hiroshige Okamoto: Innovator in Noble Metal Technologies

Introduction

Hiroshige Okamoto is a prominent inventor based in Okayama, Japan. He has made significant contributions to the field of materials science, particularly in the development of noble metal-supported articles. With a total of 6 patents to his name, Okamoto continues to push the boundaries of innovation.

Latest Patents

One of his latest patents is focused on a noble metal-supported article. This invention comprises a carrier and a palladium-containing metal component supported on the carrier. The article features a layer in which substantially no palladium is supported in the interior of the carrier, along with a layer where palladium is supported from the outer surface to a depth of less than 100 µm of the carrier. Another notable patent involves a process for preparing methacrylic or acrylic esters, showcasing his versatility in chemical engineering.

Career Highlights

Hiroshige Okamoto is currently employed at Asahi Kasei Kogyo Kabushiki Kaisha, a leading company in the chemical industry. His work there has allowed him to develop innovative solutions that enhance the performance of noble metals in various applications.

Collaborations

Throughout his career, Okamoto has collaborated with talented individuals such as Tatsuo Yamaguchi and Kyosuke Komiya. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their respective fields.

Conclusion

Hiroshige Okamoto is a distinguished inventor whose work in noble metal technologies has made a significant impact. His innovative patents and collaborations reflect his commitment to advancing materials science.

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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