Takamasa Ito

Title: Takamasa Ito: Innovator in Polymer Speaker Technology

Introduction

Takamasa Ito is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of audio technology, particularly with his innovative work on polymer speakers. His inventions have the potential to enhance sound quality across various applications.

Latest Patents

Takamasa Ito holds a patent for a polymer speaker. This speaker is designed to include an electrostrictive element that features an elastomer or resin dielectric layer. The design incorporates multiple electrode layers arranged on both the front and back surfaces of the dielectric layer. These electrode layers are made from a conductive material that includes a polymer binder and a conductor, with a modulus of elasticity of 100 MPa or less. Notably, the spring constant of the electrode layers in the surface direction is smaller than that of the dielectric layer. Additionally, the volume resistivity of the electrode layers is 200 Ω·cm or less. This innovative polymer speaker is capable of providing practical sound pressure across a wide frequency range, from low to high frequencies.

Career Highlights

Takamasa Ito is associated with Tokai Rubber Industries, Ltd., where he continues to develop and refine his inventions. His work has positioned him as a key figure in the advancement of polymer-based audio technologies.

Collaborations

Takamasa has collaborated with notable colleagues, including Mitsuyoshi Kondo and Hitoshi Yoshikawa. Their combined expertise has contributed to the successful development of innovative audio solutions.

Conclusion

Takamasa Ito's contributions to polymer speaker technology exemplify the impact of innovative thinking in the audio industry. His patent and ongoing work at Tokai Rubber Industries, Ltd. highlight the importance of advancements in sound technology.