Location History:
- Minamiibaraki, JP (2005)
- Osaka, JP (2006)
- Ibaraki, JP (2009)
- Kyotanabe, JP (2008 - 2011)
- Kyoto, JP (2016 - 2023)
Company Filing History:
Years Active: 2005-2025
Title: The Innovations of Takeo Nishikawa: A Glimpse into His Patents and Contributions
Introduction: Takeo Nishikawa, a prominent inventor residing in Kyoto, Japan, has made significant contributions to the field of power electronics. With a remarkable portfolio of 24 patents, he has demonstrated a commitment to advancing technology through innovative solutions. His work at Omron Corporation exemplifies the integration of inventive strategies in creating efficient electronic systems.
Latest Patents: Nishikawa's recent patents reflect his expertise in power conversion and circuit design. One of his notable inventions is the "Power converter apparatus provided with low-pass filter circuit for reducing switching frequency components." This power converter apparatus includes a sophisticated switching circuit that generates an AC voltage from a DC voltage at a defined switching frequency. The accompanying filter circuit effectively converts this AC voltage back to DC by applying low-pass filtering techniques, utilizing first and second bypass capacitors to mitigate noise at varying frequency components. Furthermore, the invention incorporates an inductor designed to ensure that the resonance frequency remains lower than multiple times the switching frequency, thereby effectively reducing switching noise impacting the load.
Another significant invention is the "Switch circuit capable of overcurrent protection with small and simple circuit, and with simple operation, without affecting normal operation." This innovative driver circuit is designed to control a first switch element, incorporating an overcurrent detector that regulates a second switch element based on the current flowing through the first. The design cleverly implements resistors to manage turn-off times, ensuring that safety is maintained without compromising normal operations.
Career Highlights: Nishikawa's career at Omron Corporation highlights his expertise in optimizing electronic systems and enhancing operational efficiencies. His dedication to exploring new technologies has positioned him as a key player in the field, making his contributions vital in driving advancements in power electronics.
Collaborations: Throughout his career, Nishikawa has collaborated with esteemed colleagues such as Wataru Okada and Tomohiko Matsushita. This teamwork has fostered an environment of innovation, leading to breakthroughs that continue to influence the industry.
Conclusion: Takeo Nishikawa exemplifies the spirit of innovation in the field of power electronics. With 24 patents to his name, his work not only underscores his ingenuity but also his commitment to advancing technology through practical, efficient solutions. His career at Omron Corporation and collaboration with fellow inventors reinforce the importance of teamwork in driving technological progress.
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.