Location History:
- Tokyo, JA (1976 - 1978)
- Tokyo, JP (1985)
Company Filing History:
12 out of 328 
4 out of 16,458 
2 out of 1,038 
Years Active: 1976-1985
Title: The Innovative Contributions of Minoru Ozutsumi
Introduction
Minoru Ozutsumi is a prominent inventor based in Tokyo, Japan, known for his groundbreaking work in the field of polymer chemistry. With a remarkable portfolio of 12 patents, his innovations have significantly contributed to various industries, particularly in creating materials with enhanced properties.
Latest Patents
Ozutsumi's latest patents include the development of a sulfur-containing polyester and a process for its production. This innovative polymer features a repeating unit with specific structural characteristics, where R represents an alkylene group with 1 to 6 carbon atoms, and R' is an alkylene group with 1 to 3 carbon atoms. The polymer achieves an average molecular weight ranging from 500 to 10,000 with a sulfur content of 15 to 65% by weight, making it particularly useful as a flame or smoke-retarding agent in resin and rubber materials. Another notable patent is for diphenyl-1,3-benzoxazine-2-ones, which includes a triphenylmethane compound valuable as a color former.
Career Highlights
Throughout his career, Minoru Ozutsumi has been associated with prestigious companies, such as Hodogaya Chemical Co., Ltd. and Fuji Photo Film Company, Limited. His expertise and innovative mindset have allowed him to make significant advancements in the materials used in various applications, enhancing their performance and safety features.
Collaborations
Ozutsumi has collaborated with several notable coworkers, including Yoshihide Miyazawa and Akio Watanabe. These partnerships have fostered a dynamic environment for innovation, leveraging their collective knowledge and skills to push the boundaries of polymer research.
Conclusion
Minoru Ozutsumi stands out as a key figure in the field of polymer chemistry, with a solid track record of patents that highlight his innovative approach to material science. His contributions not only benefit the industries he works in but also pave the way for future developments in polymer applications, emphasizing the importance of collaboration and creativity in the world of invention.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.