Location History:
- Ohimachi, JP (1983)
- Himeji, JP (1984)
Company Filing History:
4 out of 1,165 
2 out of 11,665 Years Active: 1983-1984
Title: Hirotaka Toba: Innovator in Electrostatic Recording and Resin Technologies
Introduction
Hirotaka Toba, based in Ohimachi, Japan, is a distinguished inventor recognized for his contributions to the fields of electrostatic recording mediums and resin compositions. With a portfolio of four patents, his work continues to impact various technological advancements.
Latest Patents
Toba's recent innovations include two significant patents that showcase his expertise. The first is the "Electrostatic recording medium having an electrically conductive layer," which features a recording layer and a conductive layer composed of a specific mixture. This conductive layer includes a dried coating film made from a polyurethane binder resin derived from the reaction of a polyester and a polyisocyanate, combined with a predispersion of carbon black.
The second patent is the "Resin composition emulsion," where he innovatively combines a cellulose ester with a radical-polymerizable unsaturated monomer through emulsion polymerization in an aqueous medium. This process involves the presence of a dispersion stabilizer and results in a modified cellulose ester that is compatible with the resulting polymer.
Career Highlights
Hirotaka Toba has established a formidable career with significant roles in renowned companies such as Daicel Chemical Industries and Fuji Xerox. His experiences in these organizations have undoubtedly enriched his expertise, allowing him to make substantial contributions to the realms of chemistry and technology.
Collaborations
During his career, Toba has collaborated with several notable individuals, including Masatoshi Mikumo and Masahiro Asami. These partnerships have likely facilitated cross-disciplinary innovation and have been instrumental in advancing his research and development projects.
Conclusion
Hirotaka Toba exemplifies the spirit of innovation through his technical ingenuity and collaborative efforts. With a solid foundation in electrostatic recording technology and resin formulation, his work not only advances industry standards but also inspires future inventors in the field.