This inventor holds 2 USPTO granted patents. Top assignees: Nippon Kayaku Kabushiki Kaisha, Nippon Polytech Corp., Taiyo Ink Manufacturing Co., Ltd.. Active years: 1996-1997.
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 801 
1 out of 3 
1 out of 42 Years Active: 1996-1997
Title: Kazunori Sasahara: Innovator in Photo-Imaging Resist Ink Technology
Introduction
Kazunori Sasahara is a notable inventor based in Shimonoseki, Japan. He has made significant contributions to the field of photo-imaging resist inks, holding two patents that showcase his innovative approach to materials science. His work has implications for various applications, particularly in electronics and manufacturing.
Latest Patents
Sasahara's latest patents include a photo-imaging resist ink and a resist ink composition with a cured article prepared therefrom. The first patent describes a photo-imaging resist ink that contains an unsaturated group-containing polycarboxylic acid resin. This resin is a reaction product of succinic anhydride and an epoxy resin combined with an unsaturated group-containing monocarboxylic acid. The resist ink is noted for its excellent developability and photosensitivity, while the cured product demonstrates outstanding flex resistance, folding resistance, and various other resistances, including solvent and heat resistance. The second patent focuses on a resist ink composition characterized by a specific unsaturated polycarboxylic acid resin or a polycarboxylic acid/urethane resin, along with a photopolymerization initiator, diluent, and curing component. This composition excels in developability and shows remarkable resistance against developing solutions, making it suitable for applications like solder resist patterns.
Career Highlights
Throughout his career, Kazunori Sasahara has worked with prominent companies such as Nippon Kayaku Co., Ltd. and Taiyo Ink Manufacturing Co., Ltd. His experience in these organizations has allowed him to refine his expertise in the development of advanced materials for various industrial applications.
Collaborations
Sasahara has collaborated with notable colleagues, including Minoru Yokoshima and Tetsuo Ohkubo. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Kazunori Sasahara's contributions to the field of photo-imaging resist inks highlight his innovative spirit and dedication to advancing material science. His patents reflect a commitment to developing high-performance products that meet the demands of modern technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile