This inventor holds 4 USPTO granted patents and 2 EPO patents. Top assignees: Adeka Corporation, Asahi Denka Kogyo Kabushiki Kaisha, Asahi Kogaku Kogyo Kabushiki Kaisha. Active years: 1999-2012.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 457 
1 out of 98 
1 out of 3,132 Years Active: 1999-2012
Title: Tetsuyuki Nakayashiki: Innovator in Photoacid Generators and Polymerization Initiators
Introduction
Tetsuyuki Nakayashiki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of photoacid generators and polymerization initiators. With a total of 4 patents to his name, Nakayashiki's work has advanced the technology used in various applications, particularly in the realm of photopolymerization.
Latest Patents
His latest patents include an aromatic sulfonium salt compound that serves as a photoacid generator. This compound efficiently generates an acid when energy is absorbed, demonstrating excellent developing properties and the ability to form fine patterns. Additionally, he has developed a cationic polymerization initiator that excels in curability. The aromatic sulfonium salt compound is represented by a specific general formula, where each substituent can vary according to defined parameters. Furthermore, Nakayashiki's innovations include a resist composition and a cationically polymerizable composition that utilize these compounds. His work has led to the creation of stereolithographic resin compositions that are not hindered by oxygen during curing, allowing for high accuracy and satisfactory curing depth.
Career Highlights
Throughout his career, Tetsuyuki Nakayashiki has worked with notable companies such as Adeka Corporation and Asahi Kogaku Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in the development of advanced materials and technologies.
Collaborations
Nakayashiki has collaborated with esteemed colleagues, including Hiroyuki Tachikawa and Satoyuki Chikaoka. These partnerships have fostered innovation and the exchange of ideas in the field of photopolymerization.
Conclusion
Tetsuyuki Nakayashiki's contributions to the field of photoacid generators and polymerization initiators have made a significant impact on technology and materials science. His innovative patents and collaborations highlight his role as a leading inventor in this specialized area.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile