Location History:
- Tokyo, JA (1976)
- Tokyo, JP (1980 - 1994)
Company Filing History:
2 out of 14 
1 out of 1 
1 out of 574 
Years Active: 1976-1994
Title: Teruhiko Hirabayashi: Innovator in Waste Treatment Technologies
Introduction
Teruhiko Hirabayashi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of waste treatment technologies, holding a total of four patents. His innovative approaches focus on the regeneration of etching waste fluids and the recovery of tungsten compounds.
Latest Patents
Hirabayashi's latest patents include a method for treating nickel-containing etching waste fluid. This method involves dissolving HCl gas in the etching waste fluid at temperatures ranging from 20°C to 50°C. The process crystallizes NiCl₂ and FeCl₂ crystals from the waste fluid, which contains NiCl₂, FeCl₃, and FeCl₂. Another significant patent focuses on the recovery of tungsten compounds from waste liquor containing high-boiling organic compounds. This process includes spray-burning the waste liquor and quenching the combustion product with water to recover the tungsten compound.
Career Highlights
Throughout his career, Hirabayashi has worked with Nittetu Chemical Engineering Ltd., where he has applied his expertise in chemical engineering to develop innovative solutions for waste management. His work has been instrumental in advancing technologies that address environmental concerns related to industrial waste.
Collaborations
Hirabayashi has collaborated with notable colleagues such as Yoshiyuki Imagire and Hidemasa Tsuruta. These partnerships have contributed to the development of effective waste treatment methods and have enhanced the impact of his inventions.
Conclusion
Teruhiko Hirabayashi's contributions to waste treatment technologies demonstrate his commitment to innovation and environmental sustainability. His patents reflect a deep understanding of chemical processes and a dedication to improving industrial practices.
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.