Location History:
- Hitachioota, JP (1997)
- Hitachiota, JP (1999)
Company Filing History:
Years Active: 1997-1999
Title: Hiroo Koide: Innovator in Laser Technology and Nuclear Repair Methods
Introduction
Hiroo Koide is a distinguished inventor based in Hitachioota, Japan. He has made significant contributions to the fields of laser technology and nuclear engineering. With a total of 2 patents, his work focuses on innovative solutions for submerged laser processing and weld repair methods in nuclear reactors.
Latest Patents
One of Koide's latest patents is the "Submerged Laser Beam Irradiation Equipment." This equipment provides high-quality submerged laser beam processing of a submerged workpiece while utilizing only a small amount of gas. The design includes a focus lens for directing the laser beam, a mirror tube housing the lens, and a first nozzle that covers the front end of the mirror tube. Additionally, it features a skirt portion to prevent water intrusion and a shutter mechanism to further protect the mirror tube from water.
Another notable patent is the "Method for Weld Repairing of Structures in Nuclear Reactors." This method offers a reliable approach to repairing crack defects in structures and apparatus within pressure vessels of nuclear reactors. It aims to prevent the generation of new crack defects during the repair process. The method involves eliminating the defective region and executing spot welding to form a first welded layer, followed by additional layers to ensure structural integrity.
Career Highlights
Hiroo Koide is associated with Hitachi, Ltd., a leading company in technology and engineering. His work at Hitachi has allowed him to develop and refine his innovative ideas, contributing to advancements in both laser technology and nuclear safety.
Collaborations
Koide has collaborated with notable coworkers, including Toshimi Matsumoto and Yasumasa Tamai. Their combined expertise has fostered a productive environment for innovation and development in their respective fields.
Conclusion
Hiroo Koide's contributions to submerged laser technology and nuclear repair methods highlight his role as a key innovator in these critical areas. His patents reflect a commitment to enhancing safety and efficiency in engineering applications.