Location History:
- Saitama, JP (1993 - 2001)
- Kawagoe, JP (1995 - 2008)
Company Filing History:
11 out of 299 
2 out of 27,375 
1 out of 6,892 Years Active: 1993-2008
Title: Hirotoshi Fujie: Innovator in Photoacid Generators
Introduction
Hirotoshi Fujie is a prominent inventor based in Kawagoe, Japan. He has made significant contributions to the field of photoresist materials, particularly in the development of photoacid generators. With a total of 13 patents to his name, Fujie's work has had a substantial impact on the industry.
Latest Patents
Among his latest patents is a formulation for Diazodisulfones, which features a C-branched or cyclic alkyl group. This compound is effective as a photoacid generator when utilized in photoresist materials for light wavelengths of 300 nm or less. Another notable patent is related to Resist Composition, which further showcases his innovative approach to enhancing photoresist technology.
Career Highlights
Fujie has worked with several reputable companies throughout his career, including Wako Pure Chemical Industries, Inc. and Matsushita Electric Industrial Co., Ltd. His experience in these organizations has allowed him to refine his expertise and contribute to groundbreaking advancements in his field.
Collaborations
Fujie has collaborated with notable colleagues such as Fumiyoshi Urano and Keiji Oono. These partnerships have fostered a creative environment that has led to the development of innovative solutions in photoresist technology.
Conclusion
Hirotoshi Fujie is a distinguished inventor whose work in photoacid generators and photoresist materials has significantly influenced the industry. His numerous patents and collaborations highlight his commitment to innovation and excellence.
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.