Company Filing History:
3 out of 42,508 
3 out of 162 Years Active: 1983-1985
Title: Innovations by Tatsukuma Hosono
Introduction
Tatsukuma Hosono is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of nuclear reactor technology, holding a total of 3 patents. His work focuses on enhancing safety and efficiency in reactor systems.
Latest Patents
One of his latest patents is a rail apparatus designed around the reactor pressure vessel. This innovative rail system allows for the movement of equipment, such as flaw detectors, along the surface of the reactor pressure vessel in both vertical and circumferential directions. The apparatus consists of multiple vertical rails connected to at least one circumferential rail through turntables, ensuring stability and accessibility for maintenance tasks.
Another significant patent is an ultrasonic flaw detector. This device is engineered to detect flaws in the inner peripheral corner section of the joint between the nuclear reactor pressure vessel and the cylindrical nozzles. The flaw detector features a pivotable probe that follows the curvature of the joint, allowing for automatic and remote control during inspections, thus improving the efficiency of flaw detection processes.
Career Highlights
Tatsukuma Hosono has worked with prominent companies such as Hitachi, Ltd. and Hitachi Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in nuclear technology.
Collaborations
He has collaborated with notable coworkers, including Akisuke Naruse and Hirotsugu Fujimoto, contributing to advancements in their respective fields.
Conclusion
Tatsukuma Hosono's contributions to nuclear reactor technology through his patents demonstrate his commitment to innovation and safety in the industry. His work continues to influence the development of advanced inspection and maintenance systems for nuclear reactors.