This inventor holds 3 USPTO granted patents. Top assignees: Kabushiki Kaisha Kobe Seiko Sho, Kobe Steel, Ltd.. Active years: 1980-1999.
Location History:
- Akashi, JP (1980 - 1988)
- Takasago, JP (1999)
Company Filing History:
Years Active: 1980-1999
Title: Haruo Kakunai: Innovator in Aluminum Alloys and Radioactive Material Packaging
Introduction
Haruo Kakunai is a notable inventor based in Akashi, Japan. He has made significant contributions to the field of materials science, particularly in the development of aluminum alloys and packaging for radioactive materials. With a total of 3 patents, Kakunai's work showcases his innovative approach to engineering and material properties.
Latest Patents
One of Kakunai's latest patents is for an aluminum base alloy containing boron and a manufacturing method thereof. This alloy is designed to exhibit superior mechanical properties such as strength, ductility, and workability, while also possessing neutron absorbing capacity and recyclability. The specific composition includes magnesium at 2 to 8% and boron at 0.5 to 1.5%, with a requirement that the ratio of .sup.10 B to the total boron content is at least 95%. Additionally, the volumetric rate of AlB2 in all boron compounds must be 80% or more.
Another significant patent involves the packaging of radioactive materials. This invention features a packaging body made of cast iron or cast steel, with a shielding material cast within the packaging body. This design ensures that the shielding material is firmly installed, providing excellent X-ray and neutron shielding for the radioactive materials contained within.
Career Highlights
Throughout his career, Haruo Kakunai has worked with prominent companies such as Kobe Steel, Ltd. and Kabushiki Kaisha Kobe Seiko Sho. His experience in these organizations has allowed him to refine his expertise in materials engineering and contribute to various innovative projects.
Collaborations
Kakunai has collaborated with notable coworkers, including Masuzo Ito and Tadao Tamamura. Their joint efforts have likely played a role in advancing the research and development of materials and technologies in their respective fields.
Conclusion
Haruo Kakunai's contributions to the fields of aluminum alloys and radioactive material packaging highlight his innovative spirit and dedication to engineering. His patents reflect a commitment to enhancing material properties and safety in handling radioactive substances. Kakunai's work continues to influence advancements in materials science and engineering.