Location History:
- Shizuoka, JP (1993 - 1994)
- Shimizu, JP (1994 - 1998)
- Fuji, JP (1987 - 2006)
Company Filing History:
16 out of 381 
1 out of 1,858 
Years Active: 1987-2006
Title: The Innovative Contributions of Yoshihisa Tajima
Introduction
Yoshihisa Tajima is a prominent inventor based in Fuji, Japan, known for his significant contributions to the field of polymer science. With a total of 16 patents to his name, Tajima has made remarkable advancements in the development of polyacetal (co)polymers and resin compositions.
Latest Patents
One of his latest inventions is a polymer that exhibits a high affinity for water while remaining liquid at room temperature. This polyacetal (co)polymer is not only thermally stable but also serves as an effective heating medium or lubricant. The polymer is created by copolymerizing 75 to 100 mol % of 1,3-dioxolane with 25 to 0 mol % of trioxane, resulting in a product with a total amount of terminal groups ranging from 15 to 300 mmol/kg and a hemiformal terminal group amount of 80 mmol/kg or less. Another notable invention is his branched polyacetal resin composition, which further showcases his innovative approach to polymer technology.
Career Highlights
Throughout his career, Yoshihisa Tajima has worked with several reputable companies, including Polyplastics Co., Ltd. and Takeda Chemical Industries, Inc. His work in these organizations has allowed him to refine his expertise and contribute to the advancement of polymer applications in various industries.
Collaborations
Tajima has collaborated with notable colleagues such as Kuniaki Kawaguchi and Hidetoshi Okawa, further enhancing his innovative projects and expanding the impact of his inventions.
Conclusion
Yoshihisa Tajima's contributions to polymer science through his patents and collaborations have significantly advanced the field. His innovative work continues to influence the development of new materials and applications in various industries.