Company Filing History:
2 out of 4,631 
2 out of 7 Years Active: 2013
Title: The Innovative Contributions of Shoichi Doi
Introduction
Shoichi Doi is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of engineering, particularly in the development of innovative connecting structures and double pipe apparatuses. With a total of 2 patents to his name, Doi's work showcases his expertise and creativity in solving complex engineering challenges.
Latest Patents
Doi's latest patents include a connecting structure of a double tube and a double pipe apparatus. The connecting structure aims to provide a method for assembling or disassembling a double tube without the need to cut the outer tube. This design features an outer tube equipped with an outer tube short cylinder that includes openings with lids, allowing for efficient maintenance of the inner tube.
The double pipe apparatus, on the other hand, consists of an outer pipe and an inner pipe that regulates the flow of gas. This apparatus incorporates a flow regulating valve and fluid leakage preventing parts, including a bellows that ensures gas does not leak outside the outer pipe. These innovations reflect Doi's commitment to enhancing functionality and safety in engineering applications.
Career Highlights
Throughout his career, Shoichi Doi has worked with prominent companies such as Mitsubishi Heavy Industries Limited and Pebble Bed Modular Reactor (Pty) Limited. His experience in these organizations has allowed him to refine his skills and contribute to various engineering projects.
Collaborations
Doi has collaborated with several professionals in his field, including his coworker Noriyuki Takeda. These partnerships have facilitated the exchange of ideas and fostered innovation in their respective projects.
Conclusion
Shoichi Doi's contributions to engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the field, making him a significant figure in the realm of inventions.