Company Filing History:
1 out of 103 
1 out of 1 Years Active: 2025
Title: Katsuya Takuwa: Innovator in Semiconductor Manufacturing
Introduction
Katsuya Takuwa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor manufacturing through his innovative methods. His work focuses on the production of specialized resins that are essential in this industry.
Latest Patents
Katsuya Takuwa holds a patent for a method for producing resin useful in semiconductor manufacturing. This method involves providing a basic ion exchange resin in the acidic form, which comprises amino polyol groups. The resin exhibits a volume % swell from 15 to 30% upon conversion from the basic form to the acidic form. The process also includes washing the resin with water or aqueous acid. This innovation is crucial for enhancing the efficiency and effectiveness of semiconductor production.
Career Highlights
Throughout his career, Katsuya Takuwa has worked with prominent companies in the industry. He has been associated with DDP Specialty Electronic Materials US 5, LLC and DDP Specialty Products Japan K.K. His experience in these organizations has allowed him to refine his expertise in resin production and semiconductor applications.
Collaborations
Katsuya Takuwa has collaborated with various professionals in his field, including John David Finch. These partnerships have contributed to the advancement of his research and the successful implementation of his patented methods.
Conclusion
Katsuya Takuwa is a distinguished inventor whose work in semiconductor manufacturing has led to innovative methods for producing essential resins. His contributions continue to impact the industry positively.