Location History:
- Kanagawa, JP (2008)
- Kawasaki, JP (2005 - 2012)
Company Filing History:
Years Active: 2005-2012
Title: Ryoichi Takasu: Innovator in Resist Composition Technology
Introduction
Ryoichi Takasu is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of resist composition technology, holding a total of 10 patents. His work focuses on enhancing the performance and stability of resist compositions used in advanced lithography processes.
Latest Patents
Among his latest patents, Takasu has developed a resist composition that is stable relative to solvents used in immersion lithography processes. This composition exhibits excellent sensitivity and a superior resist pattern profile. The resist composition adheres to predetermined parameters and includes a positive resist composition comprising a resin component that contains an acid dissociable, dissolution inhibiting group. This component displays increased alkali solubility under the action of acid. Additionally, he has created a fluorine-containing compound that is integral to the resist composition for immersion exposure, which is represented by a specific general formula.
Career Highlights
Ryoichi Takasu is currently employed at Tokyo Ohka Kogyo Co., Ltd., a company known for its innovations in the field of photolithography materials. His work has been instrumental in advancing the capabilities of resist compositions, which are critical for the semiconductor manufacturing process.
Collaborations
Throughout his career, Takasu has collaborated with notable colleagues, including Mitsuru Sato and Masaaki Yoshida. These collaborations have further enriched his research and development efforts in resist technology.
Conclusion
Ryoichi Takasu's contributions to resist composition technology have positioned him as a key figure in the field. His innovative patents continue to influence the semiconductor industry, showcasing the importance of his work in advancing lithography processes.
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.