Location History:
- Saitama, JP (2005 - 2007)
- Wako, JP (2007)
- Shioya-gun, JP (2009)
- Utsunomiya, JP (2011)
Company Filing History:
4 out of 21,831 
1 out of 10,092 
Years Active: 2005-2011
Title: Ryo Nishikawa: Innovator in Hydraulic Control Systems
Introduction
Ryo Nishikawa is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of hydraulic control systems, holding a total of five patents. His innovative designs focus on enhancing the efficiency and functionality of electric oil pumps and hydraulic circuits.
Latest Patents
One of Nishikawa's latest patents is a control unit for an electric oil pump. This invention includes a one-way valve that allows the circulation of operating fluid from the electric oil pump to the friction engagement device while blocking circulation in the opposite direction. It also features an accumulator that connects to a fluid supply path, which accumulates the hydraulic pressure necessary for operating the friction engagement device. Additionally, it incorporates a hydraulic pressure measuring device and a vehicle speed measuring device, along with a pressure setting device that establishes a predetermined pressure based on the vehicle speed.
Another notable patent is a hydraulic circuit control device that selectively supplies oil to two different oil passages via an oil pump. This control device includes an oil passage switching unit, a control mode switching unit, and an oil passage selecting unit. The control unit performs operations to switch the control mode based on the selected oil passage, enhancing the versatility of the hydraulic system.
Career Highlights
Throughout his career, Ryo Nishikawa has worked with notable companies such as Honda Motor Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in hydraulic technology.
Collaborations
Nishikawa has collaborated with talented individuals in the industry, including Masashi Tanaka and Nobuhiro Kira. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.
Conclusion
Ryo Nishikawa is a distinguished inventor whose work in hydraulic control systems has led to significant advancements in the field. His innovative patents and collaborations with industry professionals highlight his commitment to enhancing technology in automotive applications.
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.