Location History:
- Nakaguki Oyama, JP (1998)
- Oyama, JP (1999)
- Tokyo, JP (2003 - 2005)
Company Filing History:
3 out of 2,637 
1 out of 19,748 
1 out of 832,880 Years Active: 1998-2005
Title: Nobuaki Ohara: Innovator in Aluminum Alloy Technologies
Introduction
Nobuaki Ohara is a distinguished inventor based in Tokyo, Japan. He has made significant contributions to the field of aluminum alloy technologies, holding a total of 4 patents. His innovative approaches have led to advancements in methods for brazing aluminum alloys and the development of extruded materials for automotive applications.
Latest Patents
Ohara's latest patents include a method for brazing aluminum alloy-assembled articles within a short period of time. This method utilizes a filler alloy that can be used at low temperatures, specifically designed to have a liquidus temperature of 540°C or lower. The process ensures that the highest temperature reached during brazing is set at least 40°C higher than the liquidus temperature but does not exceed 585°C. Additionally, he has developed an aluminum alloy-filler alloy that comprises specific amounts of silicon, zinc, and copper, with aluminum making up the balance.
Another notable patent is for an extruded material of aluminum alloy intended for structural members of automotive bodies. This material is composed of an aluminum alloy with precise compositions of silicon and magnesium, along with other elements like manganese, zinc, copper, and iron. The resulting extruded material exhibits excellent spot weldability, surface treatment properties, high mechanical strength, and ductility, making it ideal for automotive applications.
Career Highlights
Throughout his career, Nobuaki Ohara has worked with reputable companies, including The Furukawa Electric Co., Ltd. His work has significantly impacted the automotive and materials engineering sectors, showcasing his expertise in aluminum alloys.
Collaborations
Ohara has collaborated with notable professionals in his field, including Akira Hideno and Yoichiro Bekki. These collaborations have further enriched his work and contributed to the advancements in aluminum alloy technologies.
Conclusion
Nobuaki Ohara's innovative contributions to aluminum alloy technologies have established him as a prominent figure in the field. His patents reflect a commitment to enhancing the efficiency and effectiveness of aluminum materials, particularly in automotive applications. His work continues to influence the industry and inspire future innovations.