Company Filing History:
2 out of 516 
1 out of 131 
Years Active: 2022-2025
Title: Ryoji Tsuruta: Innovator in Power Conversion Technologies
Introduction
Ryoji Tsuruta is a notable inventor based in Chiyoda-ku, Japan. He has made significant contributions to the field of power conversion technologies, holding a total of 3 patents. His work focuses on enhancing the efficiency and reliability of power supply systems.
Latest Patents
Tsuruta's latest patents include an uninterruptible power supply and a power conversion device. The uninterruptible power supply features a switch that operates during power failures, ensuring a seamless transition from AC to DC power. This system includes a converter that transforms AC power into DC power for a DC link portion and an inverter that converts DC power back into AC power for load supply. Additionally, it incorporates a chopper circuit that allows for battery storage during normal AC supply conditions.
The power conversion device developed by Tsuruta includes a dead time application unit that applies a dead time to one of a pair of pulse signals. It also features a current polarity detection unit that identifies the polarity of the output current. The gate signal selection unit then selects the appropriate pulse signal as a gate signal based on the detected polarity, optimizing the performance of the device.
Career Highlights
Throughout his career, Ryoji Tsuruta has worked with prominent companies such as Toshiba Mitsubishi-Electric Industrial Systems Corporation and TMEIC Corporation. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in power systems.
Collaborations
Tsuruta has collaborated with talented individuals in the industry, including Tomohiro Tanaka and Hiroshi Masunaga. These partnerships have fostered a creative environment that has led to the development of advanced technologies.
Conclusion
Ryoji Tsuruta's contributions to power conversion technologies demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of electrical systems and a dedication to improving power supply reliability.
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.