Company Filing History:
1 out of 217 
1 out of 391 
1 out of 196 Years Active: 1985-1989
Title: **Shozo Tomoshige: Innovator in Uranium and Gallium Processing**
Introduction
Shozo Tomoshige is a distinguished inventor based in Uji, Japan, known for his significant contributions to the field of material processing, particularly in the extraction and purification of uranium oxides and metals like gallium and indium. With 2 patents to his name, Tomoshige has made strides in developing efficient and novel methods to enhance production purity and effectiveness in mining processes.
Latest Patents
Tomoshige's notable patents include a **Process for Producing Uranium Oxides** and a **Method of Selective Separation and Concentration of Gallium and/or Indium**. The process for producing uranium oxides involves dissolving yellow cake in sulfuric acid or hydrochloric acid, which is then treated with a chelating resin of the diaminocarboxylic acid type. This method effectively removes metallic impurities such as iron and copper, leading to the production of high-purity uranium oxide using simple apparatus.
The second patent outlines a novel method that allows for the selective separation and concentration of gallium and/or indium from solutions with low concentrations of these metals. By utilizing a chelating ion exchange resin and adjusting the pH, the targeted metals can be effectively extracted and concentrated while minimizing other metal ions present in the solution.
Career Highlights
Throughout his career, Shozo Tomoshige has worked with notable companies including Dowa Mining Co., Ltd. and Unitika Ltd., where he has further developed his expertise in material processing and extraction techniques. His innovative work has positioned him as a key figure in advancing mining and materials science.
Collaborations
During his professional journey, Tomoshige has collaborated with esteemed colleagues such as Kozo Kondo and Kunio Sekine. These partnerships have fostered an environment of innovation and creativity, enhancing the development of new technologies and methodologies in the field.
Conclusion
Shozo Tomoshige's contributions to the field of material processing through his patents and collaborative efforts have made a significant impact in the industry. As he continues to innovate, the efficiency and purity in uranium and metal recovery processes are likely to see further advancements, making him a notable inventor in the realm of chemical engineering and materials science.