Location History:
- Niihari-gun, JP (2004 - 2006)
- Tsukuba, JP (2007 - 2015)
- Tsuchiura, JP (2008 - 2015)
Company Filing History:
Years Active: 2004-2015
Title: Innovations by Yukihiro Tatsuno
Introduction
Yukihiro Tatsuno is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of construction machinery, holding a total of 13 patents. His work focuses on enhancing the functionality and efficiency of hydraulic systems in work machines.
Latest Patents
One of his latest patents is a construction machine that features a unique working mechanism. This mechanism allows the machine to take a traveling stance by expanding the left and right boom cylinders to rotate the tip end of a first boom to the rear side. Additionally, a positioning cylinder is compressed to rotate the tip end of a second boom to the lower side. In this traveling stance, the front surface plate of the right front housing cover is inclined along a specific tilting angle of the boom cylinders, ensuring optimal alignment with the front ends of the tubes forming the respective boom cylinders.
Another notable patent is a hydraulic control device for work machines. This device includes a driving device that generates the necessary force for the machine's movement, a park braking device for securing the machine, and an operating unit located in the cab for operator control. The hydraulic brake device generates braking force based on the operation of a brake pedal, while a hydraulic lock unit ensures continuous operation of the brake device. Furthermore, a work device drivable state judging unit assesses whether the work device can be driven, and a park brake control unit activates the park braking device when necessary.
Career Highlights
Yukihiro Tatsuno is currently employed at Hitachi Construction Machinery Co., Ltd., where he continues to innovate and develop advanced machinery solutions. His expertise in hydraulic systems has positioned him as a key figure in the industry.
Collaborations
He has collaborated with notable coworkers such as Kazuhiro Ichimura and Hidetoshi Satake, contributing to various projects that enhance the capabilities of construction machinery.
Conclusion
Yukihiro Tatsuno's innovative work in construction machinery and hydraulic systems has led to numerous patents that improve the efficiency and functionality of work machines. His contributions continue to shape the industry and inspire future advancements.
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.