This inventor holds 4 USPTO granted patents. Top assignees: Koei Chemical Company, Limited, Sumitomo Chemical Company, Limited. Active years: 1988-1993.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 48 
1 out of 6,961 Years Active: 1988-1993
Title: **Masanori Doba: Innovator in Catalytic Processes**
Introduction
Masanori Doba is a notable inventor based in Osaka, Japan, with a portfolio of 4 patents to his name. His work primarily focuses on advancements in chemical processes, particularly in the production of pyridine bases and the regeneration of catalysts. Doba’s innovative approaches signify important contributions in the field of chemical engineering.
Latest Patents
Among his latest patents, Masanori Doba has developed a process for producing pyridine bases. This invention involves a unique method of reacting aliphatic aldehydes and/or ketones with ammonia, utilizing a specialized catalyst comprising a zeolite. The catalyst features platinum group elements and additional elements from specific groups in the periodic table, promoting efficiency in gaseous phase reactions.
Another significant contribution from Doba is the method for regenerating catalysts by burning off carbonaceous materials. This process employs the treatment of solid catalysts, particularly those used in Beckmann rearrangement reactions, in the presence of alcohols such as methanol or ethanol along with molecular oxygen. This innovation enhances catalyst longevity and effectiveness in chemical applications.
Career Highlights
Throughout his career, Masanori Doba has collaborated with reputable companies such as Koei Chemical Company, Limited and Sumitomo Chemical Company, Limited. His work in these companies has allowed him to refine his expertise and contribute to various chemical engineering advancements.
Collaborations
Doba has worked alongside esteemed colleagues, including Shinkichi Shimizu and Nobuyuki Abe. These collaborations have fostered an environment of innovation, enabling the development of cutting-edge chemical processes and methodologies.
Conclusion
Masanori Doba's contributions to the field of chemical engineering have marked him as a significant inventor in the industry. His patents reflecting innovative processes reinforce the importance of research and development in enhancing chemical production efficiencies. Doba’s work will likely inspire future innovations in similar fields, cementing his legacy as a pioneer in catalytic processes.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile