Location History:
- Tokyo, JP (1997 - 2017)
- Kobe, JP (2019)
- Hyogo, JP (2019 - 2020)
Company Filing History:
5 out of 128 
3 out of 275 
1 out of 2 Years Active: 1997-2020
Title: The Innovative Mind of Nobuaki Matoba
Introduction
Nobuaki Matoba, a prolific inventor hailing from Hyogo, Japan, has made a significant impact in the field of hydraulic technology. With an impressive portfolio of nine patents to his name, Matoba's innovations focus on enhancing the efficiency and performance of hydraulic systems in working machines.
Latest Patents
Among Matoba's latest patents is a groundbreaking hydraulic pump control system for hydraulic working machines. This invention utilizes a variable displacement pump paired with an open center type flow rate control valve to manage hydraulic actuators effectively. It features a negative control throttle positioned in the center bypass oil passage, generating a negative control pressure that enhances overall functionality. The hydraulic pump control system introduces a virtual bleed-off control to minimize the bleed-off flow rate, allowing hydraulic actuators to operate with optimal performance akin to open-center control.
Another notable patent details a hydraulic circuit and working machine designed to improve the initial motion speed of hydraulic cylinders during contraction. This invention ensures the necessary pump flow rate is secured while hydraulic fluid accumulates in an accumulator. By regenerating hydraulic oil between boom cylinders and utilizing pressure accumulating circuits, the invention significantly enhances operational efficiency.
Career Highlights
Nobuaki Matoba has contributed his expertise to leading companies in the industry, including Shin Caterpillar Mitsubishi Ltd. and Caterpillar Sarl. His work in these organizations has allowed him to leverage his innovative mindset to develop solutions that enhance hydraulic technologies.
Collaborations
Throughout his career, Matoba has collaborated with notable colleagues such as Kouji Kishida and Shigeo Kajita. Their teamwork and shared vision have undoubtedly contributed to the advancement of hydraulic system technologies in their respective fields.
Conclusion
Nobuaki Matoba's contributions to hydraulic engineering through his nine patents showcase his dedication to innovation and improvement of hydraulic systems. His innovative spirit continues to inspire future advancements in the industry, making him a significant figure in the world of inventors.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.