Company Filing History:
Years Active: 2007
Title: Innovations of Akifusa Ohnishi in Wastewater Treatment
Introduction
Akifusa Ohnishi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of environmental technology, particularly in wastewater treatment. His innovative approach addresses the challenges posed by heavy-metal-containing wastewater, which is a critical issue in industrial processes.
Latest Patents
Ohnishi holds a patent for a method for treating heavy-metal-containing wastewater using a sulfidizing agent. This method involves adding a sulfidizing agent to the wastewater while monitoring the generation of hydrogen sulfide gas. The process ensures that the hydrogen sulfide gas is maintained at a level just beginning to be generated. The patent outlines a systematic approach to recover multiple metals from wastewater by adjusting the acidity suitable for each metal, conducting a sulfidizing reaction, and subsequently precipitating and filtering the produced metal sulfides.
Career Highlights
Ohnishi is currently associated with Aquatech Corporation, where he applies his expertise in environmental engineering. His work focuses on developing sustainable solutions for wastewater treatment, contributing to cleaner industrial practices. His innovative methods have the potential to significantly reduce the environmental impact of heavy metals in wastewater.
Collaborations
Ohnishi collaborates with Toyokazu Matsunami, enhancing the research and development efforts at Aquatech Corporation. Their combined expertise fosters innovation in wastewater treatment technologies.
Conclusion
Akifusa Ohnishi's contributions to wastewater treatment through his patented methods demonstrate his commitment to environmental sustainability. His work not only addresses pressing industrial challenges but also paves the way for future innovations in the field.