Location History:
- Yamagata-ken, JP (1998 - 2005)
- Tendo, JP (1996 - 2008)
- Yamagata, JP (1993 - 2010)
Company Filing History:
7 out of 2,646 
5 out of 291 
4 out of 2,861 
Years Active: 1993-2010
Title: Masatoshi Sato: Innovator in Speaker Technology
Introduction
Masatoshi Sato is a prominent inventor based in Yamagata, Japan. He has made significant contributions to the field of electroacoustic transducers, particularly in the development of innovative speaker components. With a total of 15 patents to his name, Sato's work has had a lasting impact on audio technology.
Latest Patents
One of Sato's latest patents is for a vibration system part for a speaker device. This invention includes a woven fabric or a non-woven fabric made of basalt fiber, which is produced by twist yarn or roving yarn. The vibration system part can serve as a diaphragm, center cap, edge, or damper. In a preferred embodiment, the fabric is impregnated with thermosetting or thermoplastic resin, and a lamination member such as paper or foam material is coated on it. This innovation allows for the production of vibration system parts that exhibit excellent acoustic properties and reliability at a low cost.
Another notable patent is a method for manufacturing a diaphragm for use in an electroacoustic transducer. This method involves creating a multi-layer structure that includes a first diaphragm layer made of synthetic resin and a second layer made of a different substance. The process consists of a pre-molding step and an injection-molding step, which together ensure the formation of a high-quality diaphragm.
Career Highlights
Throughout his career, Masatoshi Sato has worked with notable companies such as Pioneer Corporation and Tohoku Pioneer Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in speaker technology.
Collaborations
Sato has collaborated with talented individuals in the field, including Satoshi Hachiya and Jiro Nakazono. These partnerships have fostered innovation and creativity in their projects.
Conclusion
Masatoshi Sato's contributions to speaker technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of high-quality audio devices.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.