Naoyuki Maeda

Title: Naoyuki Maeda: Innovator in Melt Spinning Technology

Introduction

Naoyuki Maeda is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of melt spinning technology, particularly in the production of pitch-based carbon fibers. With a total of 2 patents, Maeda's work has garnered attention for its innovative approaches and practical applications.

Latest Patents

Maeda's latest patents include a melt spinning apparatus and a spinning nozzle. The melt spinning apparatus is designed for multifilament spinning of pitch-based carbon fibers. It features a flow uniforming member attached to the spinneret, which has circularly or concentrically arranged nozzles. This member has a sectional diameter at least 3 mm smaller than the innermost row of nozzles and a length not smaller than 2 cm. Additionally, the apparatus includes a cooling means with an annular blowing port to blow a cooling gas toward the spun filaments, ensuring optimal performance. The spinning nozzle incorporates an elongated molded piece that creates a melt flow path between the piece and the inner wall of the nozzle, enhancing the efficiency of the spinning process.

Career Highlights

Maeda is currently employed at Nippon Oil Company, where he continues to develop and refine his inventions. His expertise in melt spinning technology has positioned him as a key figure in the industry, contributing to advancements in material science and engineering.

Collaborations

Throughout his career, Maeda has collaborated with notable colleagues, including Akira Nii and Makoto Sasaki. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Naoyuki Maeda's contributions to melt spinning technology exemplify the spirit of innovation in the field of materials engineering. His patents reflect a commitment to advancing technology and improving manufacturing processes.