Company Filing History:
1 out of 9 
1 out of 1,311 
Years Active: 1987-2008
Title: Mitsuo Koshi: Innovator in Environmental Technology and Inverter Systems
Introduction
Mitsuo Koshi is a prominent inventor based in Tokyo, Japan. He holds 2 patents that showcase his contributions to environmental technology and inverter systems. His innovative work has made significant impacts in these fields.
Latest Patents
One of his latest patents is an apparatus for simultaneous dry desulfurization and denitrification. This high-efficiency and low-cost apparatus is capable of simultaneous oxidation of nitrogen monoxide and sulfur dioxide through a chain reaction with OH radicals. It includes an OH radical supplying unit, a reactor, a sulfuric acid recovering unit, and a nitric acid recovering unit. The apparatus treats exhaust gas at temperatures between 600-800°C, effectively oxidizing sulfur dioxide and nitrogen monoxide to form sulfur trioxide and nitrogen dioxide.
Another notable patent is a software-based inverter. This inverter features a logic portion made of LSIs, making it low-cost while providing efficient, precise, and sophisticated operation for the inverter-motor combination. It allows for independent frequency and voltage application, optimizing performance under various load conditions. The inverter also limits higher harmonics associated with signal modulation, resulting in higher efficiency and reduced noise and vibration levels.
Career Highlights
Mitsuo Koshi has worked with notable organizations such as System Homes Company, Ltd. and the Japan Science and Technology Agency. His experience in these companies has contributed to his expertise in developing innovative technologies.
Collaborations
Some of his coworkers include Hozo Yoshino and Osamu Sumiyoshi. Their collaboration has likely fostered a creative environment that encourages innovation.
Conclusion
Mitsuo Koshi's contributions to environmental technology and inverter systems highlight his role as a significant inventor. His patents reflect a commitment to improving efficiency and reducing environmental impact. His work continues to influence advancements in these critical areas.