This inventor holds 2 USPTO granted patents. Top assignee: Yamaha Corporation. Active years: 1993-2005.
Location History:
- Shizuoka, JP (1993)
- Hamamatsu, JP (2005)
Company Filing History:
Years Active: 1993-2005
Title: Inventor Yasuyuki Semba: Innovations in Percussion Instruments
Introduction
Yasuyuki Semba is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of musical instruments, particularly in the design and functionality of percussion instruments.
Latest Patents
Semba holds two patents, with his latest innovations focusing on enhancing the quality and responsiveness of percussion instruments. His first patent presents an innovative design for wooden bars arranged for percussion instruments, such as xylophones and marimbas. This design utilizes a base layer, a fiber reinforced plastic layer, and a surface layer, all bonded with epoxy adhesive. The base and surface layers are crafted from premium hardwoods like rosewood, hard birch, padauk, and Chinese quince. The fiber reinforced plastic layer is composed of sheets impregnated with thermosetting epoxy resin and fibers, which may be aligned or woven in various patterns. This innovative combination not only improves the durability of the bars but also enhances sound quality and overall design.
His second patent introduces a celesta that is responsive to high-speed keying-in. The innovation involves a mechanism where hammer units strike sound bars upon key activation. These units are designed to quickly return to their initial positions thanks to gravity, providing a seamless and efficient performance.
Career Highlights
Yasuyuki Semba has spent a considerable portion of his career at Yamaha Corporation, a leader in the musical instrument industry. His work has focused on creating instruments that blend traditional craftsmanship with modern technology, ensuring exceptional sound quality and user experience.
Collaborations
Throughout his career, Semba has collaborated with talented colleagues, including Norishige Terada and Masaaki Takahasi. Together, they have pushed the boundaries of instrument design and functionality, making notable advancements that benefit musicians worldwide.
Conclusion
Yasuyuki Semba's contributions to the field of percussion instruments exemplify the power of innovation in enhancing musical performance. His patents reflect a deep understanding of materials and design that cater to musicians' needs, positioning him as a significant figure in the world of instrument invention.