This inventor holds 2 USPTO granted patents. Top assignees: Sumitomo Riko Company Limited, Tokai Rubber Industries, Ltd.. Active years: 2007-2015.
Company Filing History:
1 out of 371 
1 out of 720 Years Active: 2007-2015
Title: Minobu Iinuma: Innovator in Conductive Materials
Introduction
Minobu Iinuma is a notable inventor based in Ichinomiya, Japan. He has made significant contributions to the field of conductive materials, holding a total of 2 patents. His work focuses on enhancing the properties of conductive rolls and polymers, which are essential in various industrial applications.
Latest Patents
Iinuma's latest patents include a conductive roll designed to provide high resistance to permanent set and adhesion. This innovative roll features a rubber elastic portion made from a rubber material that includes a carbon-carbon double bond, ensuring electric conductivity. The surface of this rubber elastic portion is exposed, and it is bonded with an organic group that includes silicone and fluorine-containing groups through an isocyanuric acid skeleton.
Another significant patent involves an electrically conductive polymer that is both cost-effective and superior in electrical conductivity and solubility. This polymer is solvent-soluble and is created by imparting electrical conductivity to a pi-electron conjugated polymer using a dopant. The dopant consists of an alkylbenzenesulfonic acid or its salt, which has multiple alkyl substituent groups, with a total carbon number ranging from 10 to 37.
Career Highlights
Throughout his career, Minobu Iinuma has worked with prominent companies such as Sumitomo Riko Company Limited and Tokai Rubber Industries, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in conductive materials.
Collaborations
Iinuma has collaborated with notable coworkers, including Satoshi Tatsumi and Shinkichi Kashihara. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Minobu Iinuma's contributions to the field of conductive materials demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the functionality and efficiency of conductive products.