This inventor holds 1 USPTO granted patent and 2 published patent applications. Top assignee: Ube Corporation. Active years: 2026.
Company Filing History:
Years Active: 2026
Title: Kosuke Yamaji - Innovator in Polyimide Technology
Introduction
Kosuke Yamaji is an inventor based in Ube-shi, Japan. He is known for his work in the field of polyimide technology, particularly in the development of materials for flexible wiring boards. Although he currently holds no granted patents, his contributions to the field are noteworthy.
Latest Patent Applications
Kosuke Yamaji has submitted several patent applications, including a polyimide precursor composition for flexible wiring boards. This composition contains a polyimide precursor with a repeating unit represented by a specific general formula. The application details that more than 0 mol % and less than 30 mol % of Y is represented by a defined formula. Additionally, the composition specifies that 70 mol % to 90 mol % of X is a group represented by another formula, while 10 to 30 mol % is a group represented by alternative formulas. The structure of A in the formula is defined, where n ranges from 1 to 4, m ranges from 0 to 4, B is an alkyl group with 1 to 6 carbon atoms, and U represents either —CO—O— or —O—CO—.
Conclusion
Kosuke Yamaji is an emerging inventor in the field of polyimide technology, focusing on innovative materials for flexible wiring applications. His latest patent applications reflect his commitment to advancing this area of research.