This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignees: Daikyonishikawa Corporation, Kyoto Institute of Technology, Mazda Motor Corporation. Active years: 2011-2023.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Hiroshima, JP (2011 - 2023)
- Aki-gun, JP (2013 - 2023)
Company Filing History:


Years Active: 2011-2023
Title: **Nobuyoshi Kajioka: Innovator in Electromagnetic Shielding Technology**
Introduction
Nobuyoshi Kajioka, an accomplished inventor based in Aki-gun, Japan, has made significant contributions to the field of electrically conductive materials. With a portfolio boasting four patents, Kajioka's innovations are pivotal for advancements in electromagnetic shielding technologies.
Latest Patents
Among his latest inventions is the "Electrically Conductive Resin Composition and Electromagnetic Shielding Material Therewith." This composition encompasses a matrix resin, coke powder, and carbon fiber. Notably, the coke powder has a volume mean particle diameter ranging from 1 μm to 500 μm, with a content percentage between 1 wt % and 60 wt %. Kajioka also details parameters for the carbon fiber, including an aspect ratio between 3 and 1700, and a content percentage from 0.5 wt % to 10 wt %. Additionally, he has developed a carbon material filler aimed at enhancing the efficacy of electromagnetic shields, characterized by specific measurements obtained through X-ray diffraction analysis.
Career Highlights
Kajioka's professional journey includes significant tenures at Daikyonishikawa Corporation and the National University Corporation Kyoto Institute of Technology. His roles within these organizations have facilitated his research and development in advanced materials, demonstrating his dedication to innovation.
Collaborations
Throughout his career, Kajioka has collaborated with various notable professionals, such as Hiroyuki Hamada and Asami Nakai. These partnerships have enriched his work, fostering an environment conducive to groundbreaking inventions.
Conclusion
With a robust background in materials science, Nobuyoshi Kajioka continues to push the boundaries of technology related to electromagnetic shielding. His patents reflect a commitment to creating practical solutions that enhance product performance across various applications. As we look to the future, Kajioka's contributions are set to play a vital role in advancing innovation within the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile