Company Filing History:
2 out of 3,329 
1 out of 1,100 Years Active: 1994-2015
Title: Makoto Azuma: Innovator in Hydraulic Systems and Construction Machinery
Introduction
Makoto Azuma is a notable inventor based in Kakogawa, Japan. He has made significant contributions to the fields of hydraulic systems and construction machinery. With a total of 3 patents, his work reflects a commitment to innovation and engineering excellence.
Latest Patents
One of Azuma's latest patents is for a valve plate and axial piston hydraulic pump motor. This invention features a valve plate used in a swash plate type motor, which includes a motor shaft and a cylinder block within a motor housing. The valve plate comprises a sliding supporting surface that contacts the rear end surface of the cylinder block, a supporting surface opposite to the sliding surface, a central through hole for the motor shaft, and multiple ports for operating oil. Additionally, a cooling concave portion is formed on the supporting surface, enhancing the efficiency of the hydraulic system.
Another significant patent is for a construction machine and its control method. This invention integrates an electric motor/generator with an electricity accumulator, an engine, and a transmission that drives the wheels. The machine utilizes epicyclic gearing to couple the output shafts of both the electric motor/generator and the engine. A controller manages engine speed and transmission gear shifting based on various operational parameters, ensuring optimal performance.
Career Highlights
Throughout his career, Makoto Azuma has worked with prominent companies, including Kawasaki Heavy Industries and Kobe Steel, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in hydraulic systems and construction machinery.
Collaborations
Azuma has collaborated with notable colleagues such as Makoto Fukuda and Katsuro Dejima. Their combined expertise has contributed to the advancement of technology in their respective fields.
Conclusion
Makoto Azuma's contributions to hydraulic systems and construction machinery demonstrate his innovative spirit and engineering prowess. His patents reflect a deep understanding of complex systems and a commitment to improving technology.