Location History:
- Saitama, JP (1992)
- Kumagawa, JP (1998)
- Kumagaya, JP (1992 - 2001)
Company Filing History:
30 out of 219 
3 out of 1,037 
3 out of 3 Years Active: 1992-2001
Title: The Innovative Contributions of Kiyohide Yoshida
Introduction
Kiyohide Yoshida is a notable inventor based in Kumagaya, Japan, who has made significant contributions to the field of environmental technology. With a total of 32 patents to his name, Yoshida has consistently focused on developing innovative solutions to reduce harmful emissions, particularly nitrogen oxides from exhaust gases.
Latest Patents
Among his recent innovations is a groundbreaking patent for an exhaust gas cleaner and method for removing nitrogen oxides. This invention addresses the challenge of cleaning exhaust gases containing nitrogen oxides and oxygen in proportions exceeding the stoichiometric ratio related to unburned components. The method involves the use of a dual-catalyst system designed for optimal performance. The first catalyst consists of 0.2-20 parts by weight of silver or silver oxide supported on a porous inorganic oxide, while the second behaves similarly but comprises 1-50 parts by weight of tungsten and/or vanadium also supported on a porous inorganic oxide. The process further includes the introduction of oxygen-containing organic compounds with two or more carbon atoms or a suitable fuel upstream of the cleaner, followed by exposure to a temperature range of 150-650 degrees Celsius to promote the necessary chemical reactions for nitrogen oxides removal.
Career Highlights
Kiyohide Yoshida's career encompasses significant tenures at renowned organizations such as Kabushiki Kaisha Riken and the Agency of Industrial Science and Technology. His work has consistently pushed the boundaries of current technologies, emphasizing the importance of sustainability in industrial processes.
Collaborations
Throughout his journey as an inventor, Yoshida has collaborated with esteemed colleagues including Akira Abe and Gyo Muramatsu. These partnerships reflect a shared commitment to innovation in environmental conservation and technology.
Conclusion
Kiyohide Yoshida's dedication to reducing emissions through inventive technologies makes him a vital contributor to the field of environmental science. His numerous patents reflect his forward-thinking approach and commitment to a cleaner future, ensuring that his innovations will have a lasting impact on the industry and society as a whole.
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.