Location History:
- Ohira-machi, JP (1999)
- Tochigi, JP (1994 - 2001)
- Tochigi-ken, JP (2002)
Company Filing History:
Years Active: 1994-2002
Title: Noriaki Arakawa: Innovator in Refrigeration Technology
Introduction
Noriaki Arakawa is a prominent inventor based in Tochigi-ken, Japan. He has made significant contributions to the field of refrigeration technology, holding a total of five patents. His work focuses on improving the efficiency and functionality of refrigerators, particularly through innovative control systems.
Latest Patents
Among his latest patents, Arakawa has developed advanced refrigeration systems that incorporate sophisticated motor and inverter controls. One notable patent describes a refrigerator equipped with a motor for driving a compressor, an inverter for controlling the motor's operation, and a converter that responds to AC to supply variable DC voltages. This system includes control means to manage the converter and inverter, ensuring optimal performance and energy efficiency. Another patent addresses the challenges faced when operating a compressor motor at minimum speeds, highlighting the need for improved efficiency in boosting DC voltage while minimizing switching losses.
Career Highlights
Noriaki Arakawa has built a successful career at Hitachi, Ltd., where he has been instrumental in developing cutting-edge refrigeration technologies. His innovative designs have not only enhanced product performance but have also contributed to energy conservation efforts in the industry. His expertise in electrical engineering and control systems has positioned him as a key figure in the advancement of refrigeration technology.
Collaborations
Arakawa has collaborated with notable colleagues, including Junichi Takagi and Makoto Ishii. Together, they have worked on various projects aimed at enhancing the efficiency and reliability of refrigeration systems.
Conclusion
Noriaki Arakawa's contributions to refrigeration technology exemplify his commitment to innovation and efficiency. His patents reflect a deep understanding of the challenges in the industry and a dedication to finding effective solutions. Through his work at Hitachi, Ltd., he continues to influence the future of refrigeration technology.
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.