Location History:
- Kadoma, JA (1976 - 1977)
- Shiga, JA (1978)
- Takashima, JP (1980)
- Kadoma, JP (1979 - 1981)
- Osaka, JP (1981)
- Kodoma, JP (1981)
- Shiga, JP (1978 - 1989)
Company Filing History:
33 out of 27,375 
2 out of 1,038 
Years Active: 1976-1989
Title: The Innovations of Hiroshi Minakuchi
Introduction
Hiroshi Minakuchi, a prolific inventor based in Shiga, Japan, has made remarkable contributions to the field of engineering, particularly in motor control technologies. With an impressive portfolio of 33 patents to his name, his innovations have significantly impacted various industries.
Latest Patents
Among Hiroshi Minakuchi's latest inventions are a speed controller and a servo system. The speed controller is designed to detect the period of an AC signal, which provides information on the rotational speed of a motor. It effectively controls the motor's rotational speed by using detected period values and a reference speed. The innovation enables the computation of the deviation of the AC signal, which is stored in memory as a correction value, allowing for extremely high precision in speed control.
The servo system is another noteworthy invention that controls the speed of a moving body to maintain a desired velocity. This system includes a voltage source that generates predetermined voltages, a comparator for analyzing the AC signal's voltage, and a counter to record reference clock signals. A processor then generates speed error signals based on stored count values, ensuring that the desired speed is consistently achieved by supplying appropriate driving power to the moving body.
Career Highlights
Hiroshi Minakuchi has had a distinguished career at notable companies, including Matsushita Electric Industrial Co., Ltd. and Nippon Electric Co., Ltd. His work at these institutions has helped to develop advanced technologies in motor performance and control systems.
Collaborations
Throughout his career, Minakuchi has collaborated with esteemed colleagues such as Yoshio Tetsugu and Yoshiaki Igarashi. These partnerships have fostered an environment of innovation and have led to the development of cutting-edge technologies in the engineering field.
Conclusion
Hiroshi Minakuchi's contributions to motor control technologies are exemplified through his 33 patents. His latest innovations, including the speed controller and servo system, showcase his commitment to precision engineering. With a strong collaborative network and extensive experience in leading companies, Hiroshi Minakuchi continues to be a significant figure in the realm of innovation.
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.