Company Filing History:
Years Active: 1987-1994
Title: Haruo Kawashima: Innovator in Fiber and Refractory Manufacturing
Introduction
Haruo Kawashima is a notable inventor based in Narita, Japan. He has made significant contributions to the fields of fiber production and refractory manufacturing. With a total of three patents to his name, Kawashima's work reflects a commitment to innovation and technological advancement.
Latest Patents
Kawashima's latest patents include a "Method and apparatus for producing fibers" and a "Method for manufacturing a fused cast refractory." The fiber production method involves rendering a molten fiber material into multiple fibers using a liquid jet, such as a water jet, instead of a pressurized gas or air. This process allows the flow to move downward in a vertical direction while the water jet cuts it at an inclined angle. The water jet can be formed by either a single nozzle or multiple nozzles of flat-jet or round-jet types. His second patent details a method for manufacturing a fused cast refractory article, which includes pouring molten refractory material into a mold cavity. This process utilizes casting sand held by negative pressure applied through a thermoplastic film surrounding the mold cavity, ensuring the negative pressure is maintained after casting.
Career Highlights
Kawashima is currently employed at Toshiba Monofrax Co., Ltd., where he continues to develop innovative solutions in his field. His work has garnered attention for its practical applications and efficiency improvements in manufacturing processes.
Collaborations
Kawashima has collaborated with notable coworkers, including Takao Uchiya and Shigeo Endo. Their combined expertise contributes to the advancement of technologies within their industry.
Conclusion
Haruo Kawashima's contributions to fiber and refractory manufacturing demonstrate his innovative spirit and dedication to improving industrial processes. His patents reflect a deep understanding of material science and engineering, positioning him as a key figure in his 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.