This inventor holds 1 USPTO granted patent. Top assignees: Nippon Kokan Kabushiki Kaisha, Nippon Mining Co., Ltd.. Active years: 1987.
Company Filing History:
1 out of 487 
1 out of 141 Years Active: 1987
Title: Michio Hanai: Innovator in Titanium Alloy Production
Introduction
Michio Hanai is a notable inventor recognized for his contributions to the field of materials science, particularly in the production of titanium alloys. His innovative methods have paved the way for advancements in various industrial applications.
Latest Patents
Hanai holds a patent for a method of producing titanium alloy plates. This method involves heating an alpha-beta titanium alloy ingot to a specific temperature, followed by forging or rolling the heated ingot to reduce its size by more than 30%. This process accumulates strain energy within the ingot, which is then reheated and hot rolled to further reduce its size by an additional 30%. The accumulated strain energy accelerates recrystallization during hot rolling, resulting in a uniform alloy structure. The heating and reheating processes are conducted in an atmosphere with an oxygen partial pressure of no more than 0.02 atm.
Career Highlights
Throughout his career, Michio Hanai has worked with prominent companies in the industry, including Nippon Kokan Kabushiki Kaisha and Nippon Mining Co., Ltd. His experience in these organizations has contributed significantly to his expertise in materials engineering and innovation.
Collaborations
Hanai has collaborated with esteemed colleagues such as Chiaki Ouchi and Hiroyoshi Suenaga. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
In summary, Michio Hanai's innovative methods in titanium alloy production have made a significant impact in the field of materials science. His contributions continue to influence the industry and inspire future advancements.