Location History:
- Moriyama, JP (1986)
- Shiga, JP (1998)
Company Filing History:
Years Active: 1986-1998
Title: Hiroshi Nishiguchi: Innovator in Polymer Technology
Introduction
Hiroshi Nishiguchi is a prominent inventor based in Shiga, Japan. He has made significant contributions to the field of polymer technology, particularly through his innovative patents. With a total of 2 patents, Nishiguchi has focused on developing materials that enhance various industrial applications.
Latest Patents
Nishiguchi's latest patents include a modified polyvinyl alcohol and a process for preparing stable aqueous gel. The modified polyvinyl alcohol comprises specific structural units and has a weight average molecular weight ranging from 3,000 to 400,000. This innovative material can be sulfonated and is utilized as a dispersant, particularly as a drilling fluid additive. His second patent details a process for forming a gel by gelling an aqueous solution of a water-soluble polymer with a chromium compound as a gelling agent. This gel is highly stable in water systems containing salts at elevated temperatures and is applicable in improving water-oil ratios in oil production and civil engineering.
Career Highlights
Nishiguchi is associated with Dai-ichi Kogyo Seiyaku Co., Ltd., where he has been instrumental in advancing polymer research and development. His work has not only contributed to the company's portfolio but has also impacted various industries that rely on innovative polymer solutions.
Collaborations
Some of his notable coworkers include Mineo Sabi and Kinya Yokota. Their collaborative efforts have further enhanced the research and development initiatives within their organization.
Conclusion
Hiroshi Nishiguchi's contributions to polymer technology through his patents reflect his innovative spirit and dedication to advancing industrial applications. His work continues to influence the field and showcases the importance of research in developing new materials.