Location History:
- Hiratsuka, JA (1976)
- Hiratsuka, JP (1981)
Company Filing History:
2 out of 405 
1 out of 11 
1 out of 1,960 
Years Active: 1976-1981
Title: Inventor Spotlight: Norio Kametaka
Introduction
Norio Kametaka is a prominent inventor based in Hiratsuka, Japan, recognized for his significant contributions to chemical processes. With a total of four patents, Kametaka has displayed a profound understanding of innovative methods and materials within the field of chemistry. His work emphasizes efficiency and practicality in industrial applications.
Latest Patents
One of Kametaka's latest patents is the "Process for preparing monoalkylene glycol monoethers." This innovative method produces monoalkylene glycol monoethers efficiently by reacting alkylene oxides with alcohol in the presence of a solid catalyst derived from montmorillonite clay exchanged with various cations, such as Al, Cr, Mn, Fe, Sn, or Th.
Another noteworthy patent is titled "Process for the continuous production of ethylene glycol monoethyl ether." In this process, ethyl acetate and ethylene glycol monoethyl ether undergo an ester-interchange reaction at temperatures not exceeding 100°C. Utilizing a strongly acidic cation exchange resin as a catalyst, this method allows for the continuous recovery of ethylene glycol monoethyl ether acetate while recycling unchanged reactants. The process eliminates the complexities typically associated with catalyst separation and distillation, producing high-purity ethanol as a by-product.
Career Highlights
Throughout his career, Norio Kametaka has worked with leading organizations, notably Showa Denko Kabushiki Kaisha and Showa Denka K.K. His expertise has propelled advancements in the chemical industry, particularly in the efficient production of glycol derivatives, which have widespread applications in various sectors.
Collaborations
Kametaka has collaborated with esteemed colleagues, including Kuniomi Marumo and Ryoji Ishioka. These collaborations have further enhanced his innovative approaches to chemical processing and patent development.
Conclusion
Norio Kametaka's contributions to the field of chemical innovation have had a lasting impact, showcasing his ability to blend creativity with practical solutions. With a focused approach on efficiency and commercial viability, his patents stand as a testament to his ingenuity as an inventor. His work continues to inspire advancements in the chemical industry, shaping the future of manufacturing processes.