Company Filing History:
2 out of 104 
1 out of 551 
Years Active: 1999-2005
Title: The Innovative Contributions of Setsuo Kajiwara
Introduction
Setsuo Kajiwara is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of materials science, particularly in the development of shape memory alloys. With a total of 3 patents to his name, Kajiwara's work has advanced the understanding and application of these unique materials.
Latest Patents
One of Kajiwara's latest patents is a method of processing and heat-treating NbC-added Fe-Mn-Si-based shape memory alloy. This innovative alloy demonstrates shape memory properties without the need for special treatments such as training. The process involves rolling a Fe-Mn-Si-based shape memory alloy containing niobium and carbon by 10 to 30% within a temperature range of 500 to 800°C under austenite conditions. Following this, the alloy undergoes an aging treatment by heating it in a temperature range of 400 to 1000°C for a duration of 1 minute to 2 hours. Another significant patent is for a novel shape memory alloy of the Fe-Mn-Si system, which contains at least iron, manganese, and silicon. This alloy is enhanced by the presence of niobium carbide in its structure, providing a satisfactory shape memory effect without requiring a special treatment known as training.
Career Highlights
Kajiwara has worked at prestigious institutions such as the National Research Institute for Metals and the National Institute for Materials Science. His research has focused on the development and improvement of materials that exhibit unique properties, contributing to advancements in various applications.
Collaborations
Throughout his career, Kajiwara has collaborated with esteemed colleagues, including Takehiko Kikuchi and Kazuyuki Ogawa. These partnerships have fostered a collaborative environment that has led to innovative breakthroughs in materials science.
Conclusion
Setsuo Kajiwara's contributions to the field of shape memory alloys highlight his innovative spirit and dedication to advancing materials science. His patents and collaborations reflect a commitment to research that continues to influence the industry.