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For the Inventor, By the Inventor

Utsunomiya, Japan

Takashi Kitahama

This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignee: Jsp Corporation. Active years: 1999-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Kitahama. Retrieved from https://idiyas.com/inventor/takashi-kitahama

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 = 66.7


Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 97(Granted Patents)


Location History:

  • Kanuma, JP (2003)
  • Utsunomiya, JP (1999 - 2005)

Company Filing History:

goldMedal6 out of 244 
 
Jsp Corporation
 patents

Years Active: 1999-2005

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6 patents (USPTO):Explore Patents
1. 6875484 - MULTI-LAYER EXPANSION-MOLDED ARTICLE OF POLYPROPYLENE RESIN, PRODUCTION PROCESS THEREOF, AND CONTAINER, SHOCK-ABSORBING MATERIAL FOR AUTOMOBILE AND AUTOMOTIVE MEMBER FORMED OF THE MULTI-LAYER EXPANSION-MOLDED ARTICLE OF POLYPROPYLENE RESIN (2005-04-05),
2. 6541533 - Extruded polyolefin resin foam (2003-04-01),
3. 6537054 - Apparatus for producing expansion-molded article (2003-03-25),
4. 6432525 - Blow-molded foam and process for producing the same (2002-08-13),
5. 6256937 - Prevention of damages of construction materials by termites (2001-07-10),
6. 5968430 - Process for producing an expansion-molded article (1999-10-19),

Title: Takashi Kitahama: Innovator in Polypropylene Resin Technology

Introduction

Takashi Kitahama is a prominent inventor based in Utsunomiya, Japan. He has made significant contributions to the field of polypropylene resin technology, holding a total of 6 patents. His work focuses on innovative materials and processes that enhance the performance and application of polypropylene in various industries.

Latest Patents

Among his latest patents are the "Multi-Layer Expansion-Molded Article of Polypropylene Resin, Production Process Thereof, and Container" and "Shock-Absorbing Material for Automobile and Automotive Member Formed of the Multi-Layer Expansion-Molded Article of Polypropylene Resin." These patents describe a multi-layer expansion-molded article that combines a foamed resin layer with a polypropylene resin layer, achieving unique properties through specific relationships between melt tension and melt flow rate.

Career Highlights

Takashi Kitahama is currently associated with JSP Corporation, where he continues to innovate in the field of materials science. His work has led to advancements in the production processes of polypropylene resin, making significant impacts in automotive and packaging applications.

Collaborations

He collaborates with notable colleagues such as Naochika Kogure and Hiroyuki Gokuraku, contributing to a dynamic research environment that fosters innovation and development in their field.

Conclusion

Takashi Kitahama's contributions to polypropylene resin technology exemplify the spirit of innovation. His patents and collaborative efforts continue to shape the future of materials science, making a lasting impact on various industries.

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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