Location History:
- Kanagawa, JP (2015 - 2018)
- Kawasaki, JP (2020 - 2023)
Company Filing History:
8 out of 1,233 
1 out of 566 
Years Active: 2015-2023
Title: Innovations of Yasushi Kuroiwa
Introduction
Yasushi Kuroiwa is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of chemical amplification-type photosensitive compositions. With a total of eight patents to his name, Kuroiwa's work has advanced the technology used in photolithography and resist film production.
Latest Patents
Kuroiwa's latest patents include a chemically amplified photosensitive composition, a photosensitive dry film, and various production methods for patterned resist layers and plated molded articles. His innovations focus on creating a chemically amplified photosensitive composition that is utilized for forming patterned resist films on metal surfaces. This composition features an acid generator that produces acid upon exposure to active rays or radioactive rays. Additionally, it includes a compound with a high molar absorption coefficient at a wavelength of 365 nm, which is essential for effective photolithography.
Career Highlights
Throughout his career, Kuroiwa has worked with notable organizations such as Tokyo Ohka Kogyo Co., Ltd. and the Tokyo Institute of Technology. His experience in these institutions has allowed him to refine his expertise in the development of advanced materials for photolithography.
Collaborations
Kuroiwa has collaborated with several professionals in his field, including Kazuaki Ebisawa and Yuta Yamamoto. These collaborations have contributed to the successful development of his patented technologies.
Conclusion
Yasushi Kuroiwa's contributions to the field of chemical amplification-type photosensitive compositions have significantly impacted the technology used in photolithography. His innovative patents and collaborations highlight his role as a leading inventor in this specialized area.
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.