Nagatoshi Fujieda

Title: Innovations by Nagatoshi Fujieda: Pioneering Heat-Resistant Photosensitive Resin Compositions

Introduction

Nagatoshi Fujieda, an accomplished inventor based in Ibaraki, Japan, has made significant contributions to the field of materials science through his innovative work in photosensitive resin compositions. With a total of two patents to his name, his advanced research is essential for developing high-quality electronic components.

Latest Patents

Fujieda's latest patents include a "Heat-resistant photosensitive resin composition, method for forming pattern using the composition, and electronic part." This innovative composition encompasses a photosensitive resin that contains several key components:

(A) a polymer with an acid functional group,

(B) a compound derived from an amine functional group,

(C) a photoreactive compound, and

(D) a solvent.

By employing this composition, Fujieda enables the production of patterns with high resolution, ultimately resulting in electronic parts of superior quality.

Another significant contribution by Fujieda is the "Photosensitive resin composition, pattern forming method and electronic parts using the photosensitive resin composition." This innovative resin composition showcases several components, including:

(a) a polymer consisting predominantly of a repeating unit represented by a specific formula,

(b) a dissolution accelerator for a developing solution, and

(c) a solvent.

The resin’s design allows for the incorporation of carbon-carbon unsaturated double bonds, which enhances its functionality.

Career Highlights

Fujieda is currently affiliated with Hitachi Chemical Dupont Microsystems, L.L.C., a leader in materials technology. His research and patents have had a profound impact on the development of advanced electronic materials and products.

Collaborations

Throughout his career, Nagatoshi Fujieda has worked alongside talented professionals such as Hiroshi Komatsu and Hajime Nakano. These collaborations have further enriched his projects and contributed to the successful development of innovative technologies in his field.

Conclusion

Nagatoshi Fujieda's contributions through his patents are paving the way for improvements in electronic part manufacturing. His dedication to research and development continues to play a vital role in advancing materials science, underscoring the importance of innovation in today's technology-driven world.