This inventor holds 4 USPTO granted patents. Top assignees: Ashimori Industry Co., Ltd., Ashimori Engineering Co., Ltd.. Active years: 1993-1996.
Company Filing History:
4 out of 148 
1 out of 4 Years Active: 1993-1996
Title: Takayoshi Imoto: Innovator in Pipeline Repair Technologies
Introduction
Takayoshi Imoto is a notable inventor based in Otsu, Japan. He has made significant contributions to the field of pipeline repair technologies, holding a total of 4 patents. His innovative approaches have provided solutions for maintaining and enhancing the integrity of pipelines, particularly those that are aging or damaged.
Latest Patents
Imoto's latest patents include a lining material for pipelines and a process for providing pipelines with this lining material. The lining material is designed for pipelines buried underground, such as sewage pipelines. It consists of a flexible tubular film, a resin-impregnated sheet, and a tubular covering material that offers strong resistance to tensile forces. This innovative lining material can be used for repair and reinforcement of damaged pipeline interiors. The process for applying this lining material involves thermocuring, which can be executed by moving a nozzle that jets pressurized steam through the pipeline, making it particularly effective for older sewage pipelines.
Another significant patent is a method and apparatus for repairing pipelines. This invention involves a tubular structure made from a thickened solution of ultraviolet-curing resin, which is inserted into the pipeline to address damaged areas. The structure is expanded to make intimate contact with the inner surface of the pipeline and is then cured using ultraviolet light. This method ensures a robust repair while utilizing sealing members that can swell with water to enhance the effectiveness of the repair.
Career Highlights
Throughout his career, Takayoshi Imoto has worked with reputable companies such as Ashimori Industry Co., Ltd. and Ashimori Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in pipeline technology.
Collaborations
Imoto has collaborated with notable individuals in his field, including Toshio Okahashi and Masahiro Seshimo. These collaborations have contributed to the advancement of his inventions and the successful implementation of his patented technologies.
Conclusion
Takayoshi Imoto's contributions to pipeline repair technologies demonstrate his commitment to innovation and problem-solving in engineering. His patents reflect a deep understanding of the challenges faced by aging infrastructure and provide effective solutions for their maintenance.