Location History:
- Ishikawa, JP (2007 - 2013)
- Komatsu, JP (2013)
Company Filing History:
Years Active: 2007-2013
Title: Shunji Oka: Innovator in Construction Machinery
Introduction
Shunji Oka is a prominent inventor based in Ishikawa, Japan. He has made significant contributions to the field of construction machinery, holding a total of 4 patents. His innovative designs focus on enhancing the efficiency and safety of construction equipment.
Latest Patents
One of Oka's latest patents involves a construction machine that features a negative parking brake. This brake system is designed to be released by the supply of hydraulic fluid. The construction machine includes a parking brake hydraulic circuit that branches from the hydraulic fluid supplying circuit, which also supplies hydraulic fluid to the machine's transmission. The hydraulic circuit is equipped with a check valve to prevent backflow and an operation switching valve for toggling between activation and release of the parking brake. Additionally, a relief valve is included to discharge hydraulic fluid when opened.
Another notable patent pertains to an oil pressure system and valve assembly used within the system. In this design, a control unit adjusts the flow passage changeover valve based on the engine's rotational speed. When the speed is below a predetermined threshold, the valve is set to a merging state with a low relief pressure. Conversely, when the speed meets or exceeds the threshold, the valve switches to a branching state with a high relief pressure.
Career Highlights
Shunji Oka is currently employed at Komatsu Corporation, a leading company in the construction and mining equipment industry. His work at Komatsu has allowed him to apply his innovative ideas to real-world applications, contributing to the advancement of construction technology.
Collaborations
Oka has collaborated with notable coworkers such as Tomohiro Nakagawa and Shigeru Yamamoto. Their teamwork has fostered an environment of creativity and innovation, leading to the development of cutting-edge machinery.
Conclusion
Shunji Oka's contributions to construction machinery through his patents and work at Komatsu Corporation highlight his role as an influential inventor in the industry. His innovative designs continue to shape the future of construction technology.
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.