Location History:
- Yokohama, JP (2000 - 2002)
- Kanagawa, JP (2012 - 2015)
- Fujisawa, JP (2007 - 2017)
- Fujisawa Kanagawa, JP (2017 - 2022)
Company Filing History:
20 out of 52,711 
2 out of 1,502 Years Active: 2000-2022
Title: Hiroyuki Tsurumi: A Trailblazer in Power Amplifying Devices
Introduction
Hiroyuki Tsurumi, an innovative inventor based in Fujisawa, Japan, has made significant contributions to the field of audio technology, with a remarkable portfolio of 20 patents. His work primarily focuses on power amplifying devices and audio systems, showcasing his ingenuity and expertise in this specialized area.
Latest Patents
Among Tsurumi's latest patents are two notable inventions that have advanced audio amplification technology. The first is a power amplifying device that incorporates three or more Bridge-Tied Load (BTL) amplifiers operating within a closed loop section. This design allows the integration of switch circuits corresponding to the BTL amplifiers, enabling seamless signal processing and enhanced audio output.
The second patent presents an innovative audio equipment solution, which includes first to fourth BTL amplifiers combined with multiple switch circuits to optimize the connection and output of amplified signals. This sophisticated system activates switch circuits based on the amplitude of input signals, ensuring efficient performance and sound quality.
Career Highlights
Hiroyuki Tsurumi has held pivotal roles at leading companies throughout his career, including Kabushiki Kaisha Toshiba and Toshiba Electronic Devices & Storage Corporation. His work in these organizations has been instrumental in developing state-of-the-art audio technology and amplifying devices, further solidifying his reputation as a key figure in this industry.
Collaborations
Throughout his career, Tsurumi has collaborated with esteemed colleagues such as Akira Yamauchi and Katsuhiro Yasuda. Together, they have contributed to groundbreaking advancements in audio technology, leveraging their combined expertise to push the boundaries of innovation in their field.
Conclusion
Hiroyuki Tsurumi's dedication to innovation in power amplifying devices has positioned him as a leading inventor in the audio technology sector. With his extensive patent portfolio and impactful collaborations, Tsurumi continues to inspire future generations of inventors seeking to enhance the way we experience sound.
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.