Location History:
- Niihari-gun, JP (2003)
- Ibaraki-ken, JP (2009)
- Tokyo, JP (2014)
- Tsuchiura, JP (2015)
- Ibaraki, JP (2002 - 2019)
- Tsukuba, JP (2007 - 2024)
Company Filing History:
Years Active: 2002-2024
Title: Tsutomu Udagawa: Innovator in Construction Machinery
Introduction
Tsutomu Udagawa is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of construction machinery, holding a total of 17 patents. His innovative designs focus on improving the efficiency and accuracy of hydraulic systems in construction equipment.
Latest Patents
One of Udagawa's latest patents involves a construction machine designed to diagnose engine degradation. This invention enhances the accuracy of diagnosing issues such as reduced output power. The controller determines if a hydraulic pump is in a preset loaded state to acquire diagnostic data, generating time history data for display as trend data on a device. Another notable patent addresses measuring minute leakage flow rates in a one-sided tilting variable displacement hydraulic pump. This construction machine includes a pressure sensor and a bleed-off adjusting device, allowing for precise measurement of leakage flow rates based on stabilized pressure readings.
Career Highlights
Udagawa is currently employed at Hitachi Construction Machinery Co., Ltd., where he continues to develop innovative solutions for the construction industry. His work has significantly impacted the efficiency and reliability of construction machinery.
Collaborations
Udagawa collaborates with talented coworkers, including Akira Nakayama and Masami Ochiai, who contribute to the development of advanced technologies in their field.
Conclusion
Tsutomu Udagawa's contributions to construction machinery through his patents demonstrate his commitment to innovation and excellence. His work continues to influence the industry, paving the way for future advancements in hydraulic systems.