Hitachi, Japan

Yasunori Kojima


Average Co-Inventor Count = 4.4

ph-index = 4

Forward Citations = 36(Granted Patents)


Company Filing History:


Years Active: 1993-2015

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10 patents (USPTO):Explore Patents

Title: Innovative Contributions of Yasunori Kojima in Semiconductor Technology

Introduction

Yasunori Kojima, an accomplished inventor based in Hitachi, Japan, has made significant contributions to the field of semiconductor technology. With a portfolio of 10 patents, Kojima's innovations have advanced the reliability and efficiency of semiconductor devices, showcasing his expertise and commitment to innovation.

Latest Patents

Among his latest patents, Kojima developed a method for manufacturing semiconductor devices that features a heat-resistant resin film with a flip-chip connection structure. This method utilizes solder bumps or gold bumps and an epoxy resin compound laminated thereon. Notably, the method improves adhesiveness, especially after prolonged exposure to high-temperature and high-humidity environments, thus enhancing the overall reliability of semiconductor devices. Another notable innovation is a polyimide precursor with specific repeating units, which further underlines his influential work in material science and its applications in semiconductors.

Career Highlights

Kojima's career is marked by his work at notable companies, including Hitachi Chemical Company, Ltd. and Hitachi Chemical DuPont Microsystems, L.L.C. His roles in these organizations have allowed him to harness cutting-edge technologies and contribute to significant advancements in semiconductor manufacturing.

Collaborations

Throughout his career, Yasunori Kojima has collaborated with prominent colleagues, including Hideo Hagiwara and Makoto Kaji. Together, they have worked on pioneering projects that address complex challenges in the field, contributing to the development of innovative semiconductor technologies.

Conclusion

Yasunori Kojima stands out as a leading inventor in semiconductor technology. His patents not only reflect his inventive spirit but also highlight his dedication to enhancing the functionality and durability of semiconductor devices. As the technology continues to evolve, Kojima's contributions will undoubtedly play a crucial role in shaping the future of semiconductor manufacturing.

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