Location History:
- Takatsuki, JP (1985)
- Toyonaka, JP (1994)
Company Filing History:
3 out of 1,868 
1 out of 46 
1 out of 5 Years Active: 1985-1994
Title: **Masaru Kawahashi: Innovator in Air Quality and Brine Recycling Technologies**
Introduction
Masaru Kawahashi, an inventor based in Toyonaka, Japan, holds three patents that reflect his significant contributions to environmental technology. His work primarily focuses on methods for determining airborne bacteria and innovative approaches to brine recycling, showcasing his commitment to advancing scientific and industrial processes.
Latest Patents
Kawahashi's latest inventions include:
1. **Method and Apparatus for Determining Air Borne Bacteria**
This patented method involves a sophisticated process for detecting airborne bacteria. It utilizes a timed suction pump to pass air through a membrane filter at a controlled velocity and pressure, ensuring effective collection of bacteria on the filter surface. The filter is designed with numerous tiny holes and is paired with a medium-absorbing pad, allowing for efficient incubation and measurement of bacterial colonies.
2. **Brine Recycling Method and Apparatus Therefor**
This patent describes an innovative brine recycling method, where used brine containing metal ions is treated with a reaction agent that produces an insoluble substance, thus enhancing the recycling process. The design includes a microporous filtration membrane, allowing the separation of contaminants from the brine, which is subsequently filtered for reuse.
Career Highlights
Throughout his career, Masaru Kawahashi has worked with notable companies such as Kuraray Co., Ltd. and Kawasumi Laboratories, Inc. His experiences within these organizations have enabled him to refine his technological expertise and contribute to various innovative projects, further establishing his reputation in the field of environmental technology.
Collaborations
Kawahashi has had the opportunity to collaborate with distinguished colleagues like Yasuzo Kirita and Keiki Kariu. Their shared knowledge and expertise have undoubtedly fostered a productive environment that encourages innovation and contributes to the development of groundbreaking solutions.
Conclusion
Masaru Kawahashi's inventions in airborne bacteria detection and brine recycling exemplify his dedication to addressing environmental challenges through innovation. His contributions not only enhance scientific understanding but also pave the way for sustainable practices in various industries, marking him as a significant figure in contemporary technological advancements.