This inventor holds 39 USPTO granted patents and 6 published patent applications and 2 EPO patents, primarily in Power Supply Technology. Top assignees: Rohm Co., Ltd., Nidec Corporation, Rohm Gmbh. Active years: 2015-2026.
Location History:
- Kyoso, JP (2020)
- Koto, JP (2021)
- Kyoto, JP (2015 - 2024)
Company Filing History:
32 out of 6,021 
6 out of 1,522 
1 out of 588 
Years Active: 2015-2026
Areas of Expertise:
Title: Overview of Yuhei Yamaguchi: Innovator from Kyoto
Introduction: Yuhei Yamaguchi is a prominent inventor based in Kyoto, Japan, known for his significant contributions in the field of electronic devices. With an impressive portfolio of 37 patents, he has established himself as a key figure in innovation.
Latest Patents: Among his notable inventions are the pulse control device and the current mode control type switching power supply device. The pulse control device features a switch output unit that generates a pulse output voltage from a direct-current input voltage, supplying this voltage to a load such as a relay coil. It also includes a low-pass filter that produces a feedback voltage and an output feedback control unit that maintains a constant average value of the pulse output voltage. The current mode control type switching power supply device is designed to manage two switches with a current sensing portion. This allows for efficient control of the switches based on sensed current information, ensuring optimal performance.
Career Highlights: Yuhei Yamaguchi has had a fruitful career, working with notable companies such as Rohm Co., Ltd. and Nidec Corporation. His work has not only contributed to these organizations but has also shaped advancements in electronic devices.
Collaborations: Throughout his career, Yamaguchi has collaborated with esteemed colleagues, including Tetsuo Tateishi and Isao Takobe. Their shared expertise has fostered innovation in various projects and inventions.
Conclusion: Yuhei Yamaguchi's contributions to technology and innovation mark him as a significant inventor in his field. With a wealth of patents and a strong professional background, he continues to influence the development of electronic devices, paving the way for future advancements.