Location History:
- Chiba, JA (1977)
- Chiba, JP (1980 - 1992)
- Oita, JP (1993)
Company Filing History:
Years Active: 1977-1993
Title: Innovations of Shujiro Shiga: A Pioneer in Chemical Engineering
Introduction
Shujiro Shiga, a prominent inventor based in Chiba, Japan, has made significant contributions to the field of chemical engineering, holding a total of seven patents to his name. His work focuses on innovative solutions for enhancing chemical processes, particularly in the purification and absorption of various substances.
Latest Patents
Shiga's recent patents demonstrate his expertise and commitment to advancing chemical technology. One notable invention is the "Purification of Hydrogen Peroxide Solution," which outlines a method for treating a hydrogen peroxide solution containing anionic impurities. This process involves using an anion exchange resin while carefully controlling the pH and the addition of acids or salts. The invention ensures enhanced purification while minimizing the decomposition of hydrogen peroxide, which is critical for maintaining its efficacy in various applications.
Another important patent is the "Metallic Ion Sorber," designed to absorb metal ions, excluding iron and cobalt. This sorber utilizes an ethylene copolymer that incorporates specific aminoalkyl acrylate compounds. The design features a tailored molecular weight, effectively enabling the absorption of targeted metal ions, which is valuable in environmental and industrial applications.
Career Highlights
Shujiro Shiga is associated with Sumitomo Chemical Company, Limited, where he has played a vital role in pioneering innovative chemical solutions. His research and inventions have contributed greatly to the company's goal of developing sustainable and efficient chemical processes.
Collaborations
Throughout his career, Shiga has collaborated with esteemed colleagues, including Koji Kabasawa and Takeshi Katsumata. Their collective efforts have resulted in groundbreaking advancements in chemical engineering, reinforcing the importance of teamwork in driving innovation.
Conclusion
In conclusion, Shujiro Shiga stands out as a leading inventor in the realm of chemical engineering with his seven patents that reflect his dedication to innovation. His contributions, particularly in the purification of hydrogen peroxide solutions and the development of metallic ion sorbers, are vital to various industries. Through his affiliation with Sumitomo Chemical Company, Limited, and collaborations with skilled professionals, Shiga continues to influence the future of chemical technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.