This inventor holds 2 USPTO granted patents. Top assignees: Chiyoda Chemical Engineering & Construction, Mitsubishi Paper Mills Limited. Active years: 1979-1989.
Company Filing History:
1 out of 3 
1 out of 622 Years Active: 1979-1989
Title: Innovations of Yoshihiro Ohguchi
Introduction
Yoshihiro Ohguchi is a notable inventor based in Ebina, Japan. He has made significant contributions to the field of chemical engineering, particularly in the treatment of sulfide-containing solutions and hydrocarbons. With a total of 2 patents, his work has had a considerable impact on industrial processes.
Latest Patents
Ohguchi's latest patents include a method of oxidizing sulfide-containing liquor and a catalyst for the demetallation of hydrocarbons. The first patent describes a method for treating an aqueous sodium sulfide solution, such as white liquor in kraft pulping systems. This method involves the oxidation of sulfide with oxygen in the presence of a specific activated carbon catalyst. The catalyst can either be a particulate activated carbon with specific pore characteristics or a fibrous activated carbon with a defined surface area. The second patent focuses on a catalyst for the hydrotreatment of hydrocarbons, which comprises transition metals and metals from group IIb of the periodic table supported on sepiolite. This catalyst is particularly effective in the selective demetallization treatment of hydrocarbons.
Career Highlights
Throughout his career, Yoshihiro Ohguchi has worked with prominent companies such as Chiyoda Chemical Engineering & Construction and Mitsubishi Paper Mills Limited. His experience in these organizations has allowed him to develop innovative solutions that address complex industrial challenges.
Collaborations
Ohguchi has collaborated with notable professionals in his field, including Munekazu Nakamura and Masayoshi Inooka. These collaborations have contributed to the advancement of his research and the successful implementation of his inventions.
Conclusion
Yoshihiro Ohguchi's contributions to chemical engineering through his patents and collaborations highlight his innovative spirit and dedication to improving industrial processes. His work continues to influence the field and inspire future innovations.