This inventor holds 3 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1982-1989.
Location History:
- Kudamatsu, JP (1982)
- Hiraki, JP (1985)
- Hikari, JP (1989)
Company Filing History:
Years Active: 1982-1989
Title: Ryohei Ishige: Innovator in Crane Technology
Introduction
Ryohei Ishige is a notable inventor based in Kudamatsu, Japan. He has made significant contributions to the field of crane technology, holding a total of 3 patents. His innovative designs focus on enhancing the efficiency and functionality of cranes and container storage systems.
Latest Patents
One of Ryohei Ishige's latest patents is a crane and driving system designed to improve the operation of cranes. This crane features traveling wheels positioned under the crane frame, allowing for enhanced mobility. It includes a hoisting accessory that can be lifted by a hoist apparatus. The design incorporates AC motors as travel motors for driving the wheels and hoist motors for the hoist apparatus. Additionally, the crane is equipped with a DC power source, inverter units for converting DC power into AC power, and a switching arrangement to supply power to the appropriate motors during operation.
Another significant patent is for a container storage shed installation. This innovative shed utilizes a three-dimensional system that includes rails on the floor, a crane that moves along these rails, and an elevating member for vertical movement. The design allows for efficient storage and retrieval of containers, utilizing a spreader frame and twist lock pins to secure containers during operation. This system enhances the overall efficiency of container handling.
Career Highlights
Ryohei Ishige is currently employed at Hitachi, Ltd., where he continues to develop and refine his innovative ideas. His work has contributed to advancements in crane technology, making operations safer and more efficient.
Collaborations
Throughout his career, Ryohei has collaborated with notable coworkers such as Yutaka Yoshida and Yasuo Nabeshima. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge technologies.
Conclusion
Ryohei Ishige's contributions to crane technology and container storage systems highlight his role as a leading inventor in his field. His patents reflect a commitment to improving operational efficiency and safety in industrial applications.