Naohiro Fujinami

Title: Naohiro Fujinami: Innovator in Speaker Technology

Introduction

Naohiro Fujinami is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of speaker technology, holding a total of 6 patents. His innovative designs focus on improving the manufacturing process and enhancing the durability of speakers.

Latest Patents

Fujinami's latest patents include a speaker design where the diaphragm is supported by the frame at the outer edge. This design features terminal members mounted on the frame, allowing lead wires drawn from the voice coil to be fixed to the land portion of the terminal member for electrical continuity. The land portion is positioned on the upper side of the frame, enabling fixation of the lead wire without needing to turn the frame upside down. This innovation simplifies the manufacturing process and prevents breakage of the lead wire, which often occurs during handling. Another patent involves a method where lead wires from a voice coil are fixed to a land portion of terminal members through thermo-compression bonding. The terminal members are integrally formed with the frame using insert molding, and the frame is designed with circular holes to expose the land portion. This design allows for effective heat transmission during bonding while preventing damage to the frame.

Career Highlights

Fujinami works at Star Micronics Company Limited, where he continues to develop innovative speaker technologies. His work has significantly impacted the efficiency and reliability of speaker manufacturing.

Collaborations

Fujinami collaborates with talented coworkers, including Shigeru Sugiyama and Hajime Kitamura, to further enhance the company's innovative capabilities.

Conclusion

Naohiro Fujinami's contributions to speaker technology exemplify his commitment to innovation and improvement in manufacturing processes. His patents reflect a deep understanding of engineering principles and a dedication to enhancing product quality.