Company Filing History:
1 out of 5 
1 out of 98 Years Active: 2006
Title: Keiko Sanpei: Innovator in Silica Particle Production
Introduction
Keiko Sanpei is a distinguished inventor based in Tokyo, Japan, known for her innovative contributions to the field of materials science. With a focus on silica particle production, she has developed a unique method that enhances the quality and efficiency of synthetic quartz glass manufacturing.
Latest Patents
Sanpei holds a notable patent for a method of producing silica particles. This intricate process involves dehydrating a hydrous silica gel through a series of precise steps, including freezing and thawing, to yield high-quality silica particles. The method also entails washing and firing the created silica, resulting in synthetic quartz glass powder. Furthermore, her innovative approach includes the dealkalization of water glass, the addition of oxidizing agents and acids, and utilizing a hydrogen type cation exchange resin to form an aqueous silica solution, which is then gelled, washed, and fired to produce synthetic quartz powder. Her heating technique ensures the silica is held at carefully regulated temperatures ranging from 150 to 1,300 degrees Celsius, which is crucial for producing high-grade quartz glass.
Career Highlights
Sanpei has made significant strides in her career, working with esteemed companies such as M. Watanabe & Co., Ltd. and Asahi Denka Kogyo Kabushiki Kaisha. Her expertise and dedication have contributed to advancements in silica production techniques that benefit various industries.
Collaborations
Throughout her career, Keiko Sanpei has collaborated with notable professionals in her field, including Kunio Sugiyama and Shuichi Tada. These partnerships have fostered a productive exchange of ideas and have played a vital role in the success of her innovative projects.
Conclusion
Keiko Sanpei's inventive spirit and determination have positioned her as a prominent figure in the research and development of silica particle production. Her patented methods not only contribute to material science but also pave the way for further innovations in the field, showcasing her role as an impactful inventor in modern technology.
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.