Location History:
- Hyogo, JP (2004 - 2006)
- Gunma, JP (2008)
- Tokyo, JP (2000 - 2013)
Company Filing History:
4 out of 3,781 
4 out of 1,765 
2 out of 11 
Years Active: 2000-2013
Title: The Innovative Journey of Mamoru Sakamoto
Introduction
Mamoru Sakamoto, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of electronic inventions. With a portfolio encompassing 10 patents, his work primarily focuses on enhancing video display technologies and lamp lighting systems.
Latest Patents
One of Sakamoto's latest patents is for a video display apparatus and method, which includes a signal processing circuit and a liquid crystal backlight driver. This innovation introduces an overflow suppression technique aimed at preventing degradation in image quality. The system efficiently extracts a fundamental waveform along with details from an input RGB signal, generating a suppression gain to optimize image output.
Another notable patent involves a lamp lighting circuit and device designed for the safe illumination of multiple lamps while maintaining uniform luminance. This invention employs multiple closed loops connecting a predetermined number of lamps and transformers in series. By linking the primary windings of the transformers, Sakamoto achieves current uniformity across the entire system, even with a limited number of transformers.
Career Highlights
Sakamoto's career spans significant tenures at reputable companies, including Renesas Technology Corporation and Taiyo Yuden Co., Ltd. His dedication to innovation has not only solidified his status as an inventor but has also contributed to the advancements within the industry.
Collaborations
Throughout his career, Mamoru Sakamoto has collaborated with esteemed colleagues such as Masato Hagiwara and Toyohiko Yoshida. These partnerships have fostered a creative environment, allowing for the blending of expertise and the generation of groundbreaking ideas.
Conclusion
Mamoru Sakamoto's relentless pursuit of innovation in video display and lighting technologies demonstrates his commitment to improving both functionality and quality in electronic devices. With his impressive patent portfolio, he continues to inspire future inventors in the fields of electronics and engineering.