Location History:
- Mito, JA (1977)
- Mito, JP (1980)
- Hitachi, JP (1996)
- Houya-shi, Tokyo, JP (2001 - 2005)
- Hitachinaka, JP (2009 - 2012)
- Tokyo, JP (1988 - 2019)
Company Filing History:
4 out of 522 
4 out of 42,485 
2 out of 2,028 
Years Active: 1977-2019
Title: Innovations of Yoshikazu Ishii
Introduction
Yoshikazu Ishii is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electric power transmission, holding a total of 16 patents. His work focuses on enhancing the efficiency and reliability of power systems.
Latest Patents
One of his latest patents is the "Electric power transmission facility planning support system and the method thereof." This system aims to facilitate the planning of electric power transmission networks, including facility expansions. It incorporates an output control quantity calculation device that derives output control quantities of natural variation power supplies while considering the operational limits of the network. Additionally, it features a facility expansion planning device that determines the type, location, and capacity of electric power transmission facilities based on these output control quantities.
Another notable patent is the "Voltage and reactive power control system." This invention seeks to economically operate voltage reactive power control devices by minimizing transmission losses and reducing the frequency of tapping operations that can affect the lifespan of the facilities. The system includes a central monitoring device that calculates bus voltage based on the generation probability of power generation patterns and outputs loss prediction information. This allows for a more efficient operation of voltage reactive power control devices.
Career Highlights
Yoshikazu Ishii has worked with notable companies such as Nippon Telegraph and Telephone Public Corporation and Hitachi, Ltd. His experience in these organizations has contributed to his expertise in electric power systems and innovations in this field.
Collaborations
Throughout his career, Ishii has collaborated with esteemed colleagues, including Seizi Hattori and Nobuo Inagaki. These partnerships have further enriched his work and led to advancements in electric power transmission technologies.
Conclusion
Yoshikazu Ishii's contributions to electric power transmission through his innovative patents demonstrate his commitment to improving energy efficiency and reliability. His work continues to influence the industry and pave the way for 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.