Location History:
- Niigata, JP (2009)
- Jyoetsu, JP (2012)
- Joetsu, JP (2011 - 2015)
Company Filing History:
Years Active: 2009-2015
Title: The Innovations of Tamotsu Watanabe
Introduction
Tamotsu Watanabe is a prominent inventor based in Joetsu, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of resist compositions used in semiconductor manufacturing. With a total of 8 patents to his name, Watanabe's work has had a substantial impact on the industry.
Latest Patents
Watanabe's latest patents include a chemically amplified negative resist composition and a patterning process. The chemically amplified negative resist composition consists of a polymer that includes recurring hydroxystyrene units and recurring styrene units with electron-withdrawing groups. This composition allows for the formation of patterns with fine feature sizes of less than 0.1 μm, demonstrating high resolution while minimizing the formation of bridges between pattern features. The patterning process involves a chemically amplified resist composition that includes a base resin, an acid generator, and a solvent. The specific formulation of the solvent, which includes PGMEA and ethyl lactate, is crucial for achieving optimal results in resist pattern formation.
Career Highlights
Watanabe is currently employed at Shin-Etsu Chemical Co., Ltd., where he continues to innovate and develop new technologies. His expertise in resist compositions has positioned him as a key figure in the semiconductor industry. His work not only enhances the manufacturing processes but also contributes to the advancement of technology in various applications.
Collaborations
Throughout his career, Watanabe has collaborated with notable colleagues, including Takanobu Takeda and Satoshi Watanabe. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.
Conclusion
Tamotsu Watanabe's contributions to the field of chemical engineering and semiconductor manufacturing are noteworthy. His innovative patents and collaborative efforts have significantly advanced the technology landscape. Watanabe's work exemplifies the importance of research and development in driving progress within the industry.
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.