Hirakata, Japan

Susumu Kajita

This inventor holds 3 USPTO granted patents. Top assignees: Matsushita Electric Works, Ltd., The Dow Chemical Company. Active years: 1989-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Susumu Kajita. Retrieved from https://idiyas.com/inventor/susumu-kajita

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 2

Forward Citations = 34(Granted Patents)


Location History:

  • Kadoma, JP (1989)
  • Hirakata, JP (1994 - 1998)

Company Filing History:


Years Active: 1989-1998

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3 patents (USPTO):Explore Patents

Title: Susumu Kajita: Innovator in Aluminum Nitride Technology

Introduction

Susumu Kajita is a prominent inventor known for his contributions to the field of materials science, particularly in the development of aluminum nitride (AlN) products. He is based in Hirakata, Japan, and holds a total of 3 patents that showcase his innovative work.

Latest Patents

One of Kajita's latest patents focuses on an aluminum nitride sintered body with high thermal conductivity. This invention outlines a process for producing an AlN sintered product that achieves a thermal conductivity of 120 W/m·k or above at a relatively low sintering temperature of 1650°C or below. The process involves mixing AlN powder with specific additives, including rare earth oxides and alkaline earth compounds, to create a mixture that is then compacted and sintered in a non-oxidation atmosphere.

Career Highlights

Throughout his career, Kajita has worked with notable companies such as Matsushita Electric Works, Ltd. and The Dow Chemical Company. His experience in these organizations has significantly contributed to his expertise in materials development and innovation.

Collaborations

Kajita has collaborated with esteemed colleagues, including Noboru Hashimoto and Kyoji Tanaka, who have also made significant contributions to the field of materials science.

Conclusion

Susumu Kajita's work in aluminum nitride technology exemplifies the impact of innovative thinking in materials science. His patents and collaborations highlight his commitment to advancing the field and improving thermal conductivity in sintered products.

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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