This inventor holds 2 USPTO granted patents. Top assignees: Kubota Corporation, Osaka Gas Company Limited, Shin-Toyo Engineering Co., Ltd.. Active years: 1985-1990.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Ikoma, JP (1985)
- Ikeda, JP (1990)
Company Filing History:
2 out of 2,914 
1 out of 353 
1 out of 1 Years Active: 1985-1990
Title: Nobuaki Kaitatsu: Innovator in Pipe Technology
Introduction
Nobuaki Kaitatsu is a notable inventor based in Ikeda, Japan. He has made significant contributions to the field of pipe technology, holding 2 patents that showcase his innovative approach to solving complex engineering challenges.
Latest Patents
One of his latest patents is a self-propelled vehicle designed for use in pipes. This vehicle is engineered to perform various tasks inside piping systems, such as cleaning or coating the inner surfaces of pipes. It features at least three traveling assemblies connected to the vehicle's body by parallel link assemblies. These assemblies travel along the inner surface of the pipe, driven by a unit and transmissions while being pressed against the surface by a collapsing assembly. Additionally, during its operation, a nozzle rotates to spray liquid onto the pipe's inner surface.
Another significant patent by Kaitatsu is a method of ultrasonic flaw detection of pipes. This method involves comparing ultrasonic waves passing through a test piece with the arithmetic means of waves passing through adjacent portions. The comparison is made around the entire periphery of the pipe, allowing for a quantitative assessment of flaws in both the base material and welds. This innovative approach is particularly beneficial for austenitic heat-resisting cast steel pipes used in hydrogen manufacturing reformer tubes.
Career Highlights
Throughout his career, Nobuaki Kaitatsu has worked with prominent companies, including Kubota Corporation and Shin-Toyo Engineering Co., Ltd. His experience in these organizations has contributed to his expertise in pipe technology and innovation.
Collaborations
Kaitatsu has collaborated with notable coworkers, including Koichi Mizuho and Hirofumi Miyamoto. Their combined efforts have further advanced the field of pipe technology.
Conclusion
Nobuaki Kaitatsu is a distinguished inventor whose work in pipe technology has led to innovative solutions that enhance the efficiency and safety of piping systems. His patents reflect a deep understanding of engineering principles and a commitment to advancing the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile