This inventor holds 2 USPTO granted patents. Top assignees: Toyo Gosei Kogy Co., Ltd., Toyo Gosei Kogyo Co., Ltd.. Active years: 1993-1995.
Company Filing History:
Years Active: 1993-1995
Title: Kieko Harada: Innovator in Photosensitive Compositions
Introduction
Kieko Harada is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of photosensitive compositions, holding a total of 2 patents. His work focuses on developing innovative materials that enhance the production of printing plates.
Latest Patents
Harada's latest patents include a liquid or paste photosensitive composition containing an aromatic diazo compound. This composition features a water-soluble aromatic diazo compound with at least two diazo groups, combined with lactic acid or hydroxyacetic acid. The resulting photosensitive composition is easy to handle and suitable for producing photosensitive printing plates, boasting excellent storage stability. Another patent involves an aromatic diazo compound that can be handled under visible light, free from ultraviolet exposure. This compound is characterized by high photosensitivity and can be synthesized through a simple method. It is highly soluble in organic solvents, making it ideal for use in lithographic printing plates.
Career Highlights
Throughout his career, Kieko Harada has worked with prominent companies such as Toyo Gosei Kogy Co., Ltd. and Toyo Gosei Kogyo Co., Ltd. His expertise in photosensitive materials has positioned him as a key figure in the industry.
Collaborations
Harada has collaborated with notable coworkers, including Hirotada Iida and Hajime Arai. Their combined efforts have contributed to advancements in the field of photosensitive compositions.
Conclusion
Kieko Harada's innovative work in photosensitive compositions has made a lasting impact on the printing industry. His patents reflect a commitment to enhancing the functionality and usability of photosensitive materials.