Company Filing History:
Years Active: 2013-2018
Title: Kazuyoshi Hanakawa: Innovator in Drive Control Systems
Introduction
Kazuyoshi Hanakawa is a notable inventor based in Tsuchiura, Japan. He has made significant contributions to the field of drive control systems, particularly in work machines. With a total of 3 patents to his name, Hanakawa's innovations have enhanced the efficiency and safety of machinery operations.
Latest Patents
One of Hanakawa's latest patents is a drive control system for work machines. This system calculates and outputs a gradual stoppage command and an operation speed limitation command. It ensures that when a control lever is engaged for stoppage, the drive actuator is halted gradually. Additionally, the pilot pressure is adjusted to limit the operation speed of the drive actuator. Another important feature of this invention is the interruption of the pilot hydraulic fluid supply to the speed increasing unit when a failure of the speed increasing solenoid proportional valve is detected.
Career Highlights
Kazuyoshi Hanakawa is currently employed at Hitachi Construction Machinery Co., Ltd. His work focuses on developing advanced control systems that improve the functionality and reliability of construction machinery. His expertise in this area has positioned him as a key player in the industry.
Collaborations
Hanakawa collaborates with talented colleagues, including Mariko Mizuochi and Akinori Ishii. Together, they work on innovative projects that push the boundaries of technology in construction machinery.
Conclusion
Kazuyoshi Hanakawa's contributions to drive control systems exemplify his commitment to innovation in the machinery sector. His patents reflect a deep understanding of the complexities involved in work machine operations. Through his work at Hitachi Construction Machinery Co., Ltd., he continues to influence the future of construction technology.