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For the Inventor, By the Inventor

Nagoya, Japan

Haruhiko Kawakami

This inventor holds 4 USPTO granted patents. Top assignee: Mitsui Toatsu Chemicals, Incorporated. Active years: 1992-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruhiko Kawakami. Retrieved from https://idiyas.com/inventor/haruhiko-kawakami

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 6.1

ph-index = 4

Forward Citations = 34(Granted Patents)


Location History:

  • Aichi, JP (1993)
  • Nagoya, JP (1992 - 1995)

Company Filing History:

goldMedal4 out of 1,379 
 
Mitsui Toatsu Chemicals, Incorporated
 patents

Years Active: 1992-1995

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4 patents (USPTO):Explore Patents
1. 5397810 - Polyol, polyurethane resin and utilization thereof (1995-03-14),
2. 5246978 - Polyol and rigid polyurethane foam (1993-09-21),
3. 5198475 - Polyol and utilization thereof (1993-03-30),
4. 5107068 - Polyurethane resin and utilization thereof (1992-04-21),

Title: Haruhiko Kawakami: Innovator in Polyurethane Technology

Introduction

Haruhiko Kawakami is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of polyurethane technology, holding a total of 4 patents. His work focuses on developing novel materials that enhance efficiency and reduce environmental hazards.

Latest Patents

Kawakami's latest patents include innovative advancements in polyols and polyurethane resins. One of his notable inventions is a novel polyol derived from specific polyhydric alcohols, polyoxyalkylene polyols, and aliphatic amines. This polyol is combined with organic polycarboxylic acids and alkylene oxides to create a polyurethane resin. The resulting rigid polyurethane foam, produced using environmentally friendly foaming agents, demonstrates excellent operational efficiency and is suitable for insulation materials. Another patent details a preparation process for a polyol that includes an epoxy resin-based component, which can be utilized in thermal insulation structures for various applications, including refrigerators and vehicles.

Career Highlights

Kawakami is currently associated with Mitsui Toatsu Chemicals, Incorporated, where he continues to innovate in the field of polyurethane materials. His work has been instrumental in developing products that meet modern environmental standards while maintaining high performance.

Collaborations

Kawakami has collaborated with notable colleagues such as Satoshi Ozaki and Tsukuru Izukawa, contributing to the advancement of polyurethane technology through teamwork and shared expertise.

Conclusion

Haruhiko Kawakami's contributions to polyurethane technology have positioned him as a key figure in the industry. His innovative patents reflect a commitment to creating materials that are both efficient and environmentally friendly.

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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