Company Filing History:
1 out of 236 
1 out of 1,331 Years Active: 1984-1998
Title: Innovations of Teruhisa Kaziwara: A Look into His Patents and Career
Introduction
Teruhisa Kaziwara, an accomplished inventor based in Himeji, Japan, has made significant contributions to the field of chemical engineering through his innovative patents. With a total of two patents to his name, Kaziwara has focused on processes that enhance the recovery and treatment of industrial gases.
Latest Patents
Kaziwara's latest inventions include a method for recovering and dehydrating ethylene sulfide and a desulfurization process for hydrogen sulfide-containing gases. His desulfurization process involves contacting an alkaline aqueous medium with a hydrogen sulfide-containing gas. This unique process utilizes a naphthoquinone sulfonate along with water-soluble compounds of polyvalent metals such as iron, manganese, vanadium, and copper. The method allows for the absorption of hydrogen sulfide by the aqueous medium. Subsequently, the medium is treated with a molecular oxygen-containing gas to separate elementary sulfur from the hydrogen sulfide.
Career Highlights
Throughout his career, Kaziwara has worked with prominent companies such as Nippon Shokubai Kagaku Kogyo Co., Ltd. and Nippon Shokubai Co., Ltd., where he has contributed to the development of chemical processes that are essential in various industries. His expertise has played a crucial role in developing efficient and environmentally friendly solutions in chemical manufacturing.
Collaborations
Kaziwara has had the opportunity to collaborate with notable coworkers, including Takezo Sonoda and Fumioki Shimoyama. Their teamwork and shared expertise have undoubtedly enriched the innovation process, leading to advancements in their respective fields.
Conclusion
Teruhisa Kaziwara's contributions to the world of inventions and innovations are commendable. His patents reflect a commitment to addressing significant industrial challenges through creative chemical solutions. As he continues to develop new methods, his work undoubtedly paves the way for future advancements in the field.
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.