Company Filing History:
3 out of 7 
3 out of 8 
3 out of 3 Years Active: 2013-2019
Title: Motonobu Ito: Innovator in Opening/Closing Devices
Introduction
Motonobu Ito is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of engineering, particularly in the development of innovative opening and closing devices. With a total of three patents to his name, Ito's work showcases his dedication to improving functionality and safety in fluid management systems.
Latest Patents
One of Ito's latest patents is an opening/closing device that includes a gate, a fall prevention unit, a support release unit, a first float, a floating prevention unit, a second float, and a floating prevention release unit. This device is designed to manage the flow of fluid effectively, allowing the gate to fall down toward the downstream direction of the flow while being supported by the fall prevention unit. The first float is strategically placed on the upstream side of the gate and is designed to prevent floating, ensuring the device operates efficiently. Another patent focuses on a similar opening/closing device that utilizes a gate to manage sewage flow. This device incorporates a first spring that generates a force to maintain the gate in an upright state, enhancing its operational reliability.
Career Highlights
Throughout his career, Motonobu Ito has worked with reputable organizations such as Nippon Koei Co., Ltd. and Tokyo Metropolitan Sewerage Service Corporation. His experience in these companies has allowed him to refine his skills and contribute to various engineering projects.
Collaborations
Ito has collaborated with notable colleagues, including Kenji Hasegawa and Hiroshi Komatsu. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Motonobu Ito's contributions to the field of engineering through his innovative opening/closing devices highlight his expertise and commitment to advancing technology. His patents reflect a deep understanding of fluid dynamics and safety mechanisms, making him a significant figure in his industry.