Location History:
- Tokyo, JP (2006 - 2012)
- Chiyoda-ku, JP (2012)
Company Filing History:
5 out of 15,863 
1 out of 21,351 
1 out of 3 Years Active: 2006-2012
Title: Innovations by Inventor Kempei Seki
Introduction
Kempei Seki is a prominent inventor based in Tokyo, Japan, recognized for his contributions to the field of electrical engineering. With a total of seven patents to his name, Seki has developed innovative solutions that enhance the measurement and estimation of electrical parameters, showcasing his expertise and dedication to advancing technology.
Latest Patents
Among his latest inventions are two significant patents. The first patent describes a synchrophasor measuring device, which utilizes a unique methodology for voltage instantaneous value time-series estimation. By applying a least squares method to the actual measured frequency and voltage data, Seki's invention allows for the calculation of a present-time voltage effective value, synchronization of phase angles, and assessment of voltage distortion levels.
The second patent focuses on a frequency measurement apparatus designed to analyze the dynamic characteristics of voltage rotation vectors. This invention enables the determination of amplitude, chord length, and rotation phase angle through an integration method. Furthermore, it measures frequency change rates at every step, thus providing insights into rotational accelerations and phase angle changes.
Career Highlights
Kempei Seki has had an illustrious career, significantly influencing the electrical engineering sector. He has worked with notable companies, including Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His experiences in these organizations have allowed him to refine his skills and contribute to the creation of groundbreaking technologies.
Collaborations
Throughout his career, Seki has collaborated with various teams and research institutions, leveraging their insights to enhance his innovations. His engagements with leading companies have facilitated advancements in measurement devices and frequency analysis, further showcasing his commitment to the field.
Conclusion
Kempei Seki's inventive capabilities have made a lasting impact in the domain of electrical measurement. His latest patents reflect a blend of practical application and innovative thought, establishing him as a key figure in technological advancements. With several patents to his credit, Seki continues to pave the way for future innovations in electrical engineering.
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.