Location History:
- Kanagawa, JP (2011 - 2014)
- Tokyo, JP (2016 - 2024)
Company Filing History:
5 out of 28,544 
2 out of 14,059 
1 out of 213 Years Active: 2011-2024
Title: Takaaki Shirai: Innovator in Filtration Technology
Introduction
Takaaki Shirai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of filtration technology, holding a total of nine patents. His innovative work focuses on methods for efficiently removing metal ions from solutions, which has important applications in various industries.
Latest Patents
Shirai's latest patents include a filter and metal ion removing method. This filter features a porous molding that is a sintered product of mixed powder, which contains dry gel powder with an ion exchange resin and thermoplastic resin powder. When water with an electric resistivity value of 18 MΩ·cm or more passes through this filter at a space velocity of 1200 hr−1, the resulting water maintains an electric resistivity value of 15 MΩ·cm or more. This innovation aims to provide a filter that can efficiently remove metal ions from treated solutions, allowing for the acquisition of solutions with extremely low metal ion content. Another patent focuses on a depth filter that includes a porous molded article, which is either a sintered material of mixed powder or a swollen material of the sintered material. This invention also emphasizes the efficient removal of metal ions from treatment liquids.
Career Highlights
Throughout his career, Takaaki Shirai has worked with notable companies such as Ricoh Company, Ltd. and 3M Innovative Properties Company. His experience in these organizations has contributed to his expertise in developing advanced filtration technologies.
Collaborations
Shirai has collaborated with talented individuals in his field, including Takuma Kasai and Norikazu Okada. These partnerships have likely enhanced his innovative capabilities and led to the development of groundbreaking technologies.
Conclusion
Takaaki Shirai is a distinguished inventor whose work in filtration technology has made a significant impact. His patents reflect a commitment to innovation and efficiency in removing metal ions from solutions. His contributions continue to influence the industry and pave the way for future advancements.
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.