This inventor holds 1 USPTO granted patent. Top assignee: Sandoz Gmbh. Active years: 1990.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1990
Title: The Innovative Contributions of Shin'ichi Negami
Introduction
Shin'ichi Negami, an accomplished inventor based in Gotenba, Japan, has made significant strides in the field of construction materials, particularly through his innovative work on cement dispersants. His dedication to research and development is evident in the patent he holds, which reflects his commitment to advancing industrial applications.
Latest Patents
Negami's most notable patent is for a lignosulfonic graft copolymer that serves as an effective cement dispersant. This inventive product is synthesized through a redox free radical reaction involving lignosulfonic acid or its salts, combined with various acrylic or vinylic monomers containing functional groups. Conducted in an aqueous solution alongside a radical initiator such as a redox catalyst, the copolymer boasts a molecular weight distribution ranging from 5 x 10² to 5 x 10⁶. This innovation contributes significantly to improving the fluidity and performance of cement mixtures in construction applications.
Career Highlights
Shin'ichi Negami currently works at Sandoz GmbH, a renowned organization known for its contributions to generic pharmaceuticals and biotechnology. His career has been marked by a strong emphasis on research and development, particularly in the field of materials science. Through his persistence, he has achieved advancements that enhance the performance of construction materials, benefiting various sectors in the industry.
Collaborations
Throughout his career, Negami has collaborated with several esteemed professionals, including Hiroshi Nomachi and Toru Nemoto. These partnerships have enriched his research endeavors, allowing for the exchange of ideas and innovative approaches in the field of polymer chemistry, ultimately leading to practical applications of his findings.
Conclusion
In conclusion, Shin'ichi Negami's innovative contributions, particularly his patent on lignosulfonic graft copolymers, underline the importance of creativity and research in the realm of construction materials. His work not only represents personal achievement but also serves to advance the industry as a whole, paving the way for future innovations in cement technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile