This inventor holds 7 USPTO granted patents and 1 EPO patent. Top assignees: Nippon Aerosil Co., Ltd., Degussa Aktiengesellschaft, Nippon Aerosil Co., Ltd. (Nac). Active years: 1998-2009.
Location History:
- Mie, JP (2003)
- Yokkaichi, JP (1998 - 2006)
- Nerima-ku, JP (2009)
- Yokkaichi-shi, JP (2009)
Company Filing History:
4 out of 16 
1 out of 1,694 
1 out of 1 Years Active: 1998-2009
Title: Takeyoshi Shibasaki: Innovator in Silicon Dioxide Technology
Introduction
Takeyoshi Shibasaki is a prominent inventor based in Yokkaichi, Japan. He has made significant contributions to the field of silicon dioxide technology, holding a total of 7 patents. His work focuses on the production and application of pyrogenically produced silicon dioxide powders.
Latest Patents
Shibasaki's latest patents include innovative methods for producing pyrogenically produced silicon dioxide powder and dispersions thereof. One notable patent describes a silicon dioxide powder characterized by aggregates of primary particles with a BET surface area of 90±15 m²/g. These aggregates have an average surface area ranging from 10,000 to 20,000 nm, an average equivalent circle diameter (ECD) of 90 to 130 nm, and an average circumference of 1,000 to 1,400 nm. The production process involves mixing silicon tetrachloride with various silicon components and burning them in a reaction chamber to achieve an adiabatic flame temperature of 1,810 to 1,890°C. Another patent focuses on a highly dispersible fine hydrophobic silica powder, which boasts a hydrophobicity of over 50% and a triboelectrostatic charge exceeding -500 µC/g. This powder is produced by mixing a volatile organic silicon compound with fine silica powder in a fluidized bed reaction vessel.
Career Highlights
Throughout his career, Takeyoshi Shibasaki has worked with notable companies, including Nippon Aerosil Co., Ltd. His expertise in silicon dioxide technology has positioned him as a key figure in the industry.
Collaborations
Shibasaki has collaborated with esteemed colleagues such as Naruyasu Ishibashi and Hirokuni Shirono, contributing to advancements in their field.
Conclusion
Takeyoshi Shibasaki's innovative work in silicon dioxide technology has led to significant advancements and numerous patents. His contributions continue to influence the industry and inspire future innovations.