Location History:
- Tsuruga, JP (2001)
- Fukui, JP (2002 - 2005)
Company Filing History:
4 out of 27,375 
1 out of 33 Years Active: 2001-2005
Title: Shigeyoshi Umezawa: Innovator in Illumination Technology
Introduction
Shigeyoshi Umezawa is a notable inventor based in Fukui, Japan. He has made significant contributions to the field of illumination technology, holding a total of 5 patents. His innovative designs focus on enhancing the functionality and efficiency of lighting devices.
Latest Patents
Umezawa's latest patents include an illumination knob and a light-controlling device used for vehicles. The illumination knob features a unique design that includes an elastic pawl, which securely holds the knob components in place while ensuring optimal light transmission. The light-controlling device is designed to turn off both incandescent lamps and LEDs simultaneously, providing a seamless user experience as the illumination decreases.
Career Highlights
Throughout his career, Umezawa has worked with prominent companies, including Matsushita Electric Industrial Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Umezawa has collaborated with talented individuals such as Yoshiyuki Nakade and Hitokazu Shitanaka. These partnerships have fostered creativity and innovation in his work.
Conclusion
Shigeyoshi Umezawa's contributions to illumination technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of user needs and technological advancements.