Location History:
- Hachioji, JP (1991)
- Tokyo, JP (1989 - 2023)
- Aichi, JP (2020 - 2023)
Company Filing History:
9 out of 181 
7 out of 5,729 
2 out of 30 Years Active: 1989-2025
Title: Yutaka Yanagawa: Innovator in Brazing Technologies
Introduction
Yutaka Yanagawa is a prominent inventor based in Tokyo, Japan, known for his significant contributions to brazing technologies. With 18 patents to his name, he has been at the forefront of developing innovative methods that enhance the efficiency and effectiveness of brazing aluminum materials.
Latest Patents
Yanagawa's most recent patents include a method for manufacturing a brazing sheet and an advanced brazing method for aluminum alloys. The manufacturing method involves preparing a cladding slab with a core material composed of aluminum and a filler material made of an Al-Si alloy, which includes a metal element that oxidizes more readily than aluminum. The processed clad sheet undergoes etching with a liquid etchant and is then cold rolled to attain the desired thickness. This process aims to reduce degradation in brazeability during flux-free brazing, effectively addressing fluctuations in dew point and oxygen concentration.
His second patent describes a flux-free brazing technique, conducted in an inert gas atmosphere. This method includes utilizing a cover member that encloses the material to be brazed and employs a heat transmission promoting member for better thermal contact. By eliminating the need for flux, Yanagawa's innovation simplifies the brazing process while enhancing the quality of the joint.
Career Highlights
Over the years, Yutaka Yanagawa has worked with notable companies such as UACJ Corporation and Olympus Optical Company, Ltd. His experiences in these organizations have significantly influenced his work and innovation in the field of brazing technologies.
Collaborations
Yanagawa has collaborated with several talented individuals, including Tomoki Yamayoshi and Yasunaga Itoh. These partnerships have fostered a collaborative environment that has led to significant advancements in their respective fields of expertise.
Conclusion
Yutaka Yanagawa’s dedicated work in brazing technologies exemplifies the spirit of innovation that drives progress in engineering. His numerous patents highlight his commitment to finding solutions that enhance manufacturing processes, particularly in the aerospace and automotive industries. His contributions will undoubtedly continue to influence future developments and inspire new inventors 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.