Location History:
- Yokohama, JP (1993 - 2007)
- Kanagawa-ken, JP (2005 - 2007)
- Tokyo, JP (2008 - 2015)
- Kanagawa, JP (2014 - 2019)
Company Filing History:
23 out of 6,182 
10 out of 52,751 
1 out of 18 Years Active: 1993-2019
Title: Noriyuki Umezawa: Innovator in Toner Technology
Introduction
Noriyuki Umezawa, based in Yokohama, Japan, is a prolific inventor with a notable portfolio of 29 patents. His innovations primarily focus on enhancements in toner technology, showcasing his commitment to improving the performance and functionality of toner bottles used in printing applications.
Latest Patents
Umezawa's latest patent involves a toner bottle with a ribbed design, equipped with a method and apparatus for discriminating between different bottle types, stirring the toner, and detecting the remaining toner quantity. This innovative toner bottle is designed to fit seamlessly with an apparatus that can differentiate toner bottle types. Through a sensor that detects a specifically formed rib on the bottle's surface, the genuineness of the toner product is verified. The toner is stirred effectively by rotating the bottle in both forward and reverse directions. The system utilizes the changes in rotational load due to varying toner levels to gauge the remaining toner, enabling users to recognize when the toner is running low.
Career Highlights
Umezawa's career includes significant tenures at major Japanese companies such as Toshiba Tec and Toshiba Corporation. His work in these organizations has contributed to the development of advanced technologies in office equipment and printing solutions, solidifying his reputation as an expert in his field.
Collaborations
Throughout his career, Umezawa has collaborated with notable colleagues, including Taizo Kimoto and Kenji Takano. These partnerships have likely fostered innovation and facilitated the development of new technologies and solutions within the printing industry.
Conclusion
Noriyuki Umezawa's contributions to toner technology through his inventive patents highlight his significance as an innovator in the field. With a focus on practical applications and efficiency, his work not only improves product performance but also enhances user experience in the realm of printing technology.