Ichihara, Japan

Masaharu Murakami

This inventor holds 1 USPTO granted patent. Top assignees: Mitsui Chemicals, Inc., Nhk Spring Co., Ltd.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaharu Murakami. Retrieved from https://idiyas.com/inventor/masaharu-murakami-plu0sbba

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 = 5.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Masaharu Murakami: Innovator in Foamed Pad Materials

Introduction

Masaharu Murakami is a notable inventor based in Ichihara, Japan. He is recognized for his contributions to the field of materials science, particularly in the development of innovative foamed pad materials. His work has significantly impacted low-pressure compression molding processes.

Latest Patents

Murakami holds a patent for a foamed pad material designed for low-pressure compression molding. This material comprises a crosslinked rubbery olefinic soft resin foam and exhibits a hysteresis loss of not greater than 40%, a gel fraction of 20 to 98%, and a density of 0.025 to 0.30 g/cm³. The foamed pad material is distinguished by its excellent heat weldability with core forming materials, as well as its remarkable heat resistance, strain resistance, moldability, and restoring properties during high-temperature compression molding. Additionally, it provides cushioning properties with high flexibility and an improved tactile experience.

Career Highlights

Throughout his career, Masaharu Murakami has worked with prominent companies such as Mitsui Chemicals, Inc. and NHK Spring Co., Ltd. His experience in these organizations has allowed him to refine his expertise in material innovation and application.

Collaborations

Murakami has collaborated with notable colleagues, including Shinobu Haga and Akira Uchiyama. These partnerships have contributed to the advancement of his research and development efforts.

Conclusion

Masaharu Murakami's innovative work in foamed pad materials showcases his significant contributions to the field of materials science. His patented technology continues to influence low-pressure compression molding applications, demonstrating the importance of innovation in this 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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