Location History:
- Saitama-ken, JP (2017)
- Saitama, JP (2016 - 2023)
Company Filing History:
Years Active: 2016-2025
Title: Masaru Yonezawa: Innovator in Optical Technology
Introduction
Masaru Yonezawa, based in Saitama, Japan, is a prominent inventor known for his significant contributions to optical technologies. With a remarkable portfolio of 19 patents, Yonezawa has made strides in the development of advanced optical systems, particularly zoom lenses and imaging apparatuses.
Latest Patents
One of Yonezawa's latest innovations includes a pioneering zoom lens that features a unique arrangement of lens groups. This zoom lens comprises a positive first lens group that remains stationary during zooming, accompanied by a negative moving lens group, a first positive moving lens group, and a second positive moving lens group. The design ensures that the first lens group is not displaced while ensuring the negative moving group and the positive moving groups are effectively moved to achieve desired zooming. Additionally, he has developed another zoom lens where all distances between adjacent lens groups change during zooming. Both inventions satisfy predetermined conditional expressions critical for optimal performance.
Career Highlights
Yonezawa currently works at Fujifilm Corporation, a global leader in imaging and information technology. His work focuses on innovative optical designs that enhance photographic technology and user experience. His patents demonstrate a dedication to advancing the capabilities of imaging equipment, making significant impacts in both consumer and professional markets.
Collaborations
Throughout his career, Yonezawa has collaborated with notable coworkers, including Takuya Tanaka and Motoari Ota. Together, they contribute to the dynamic atmosphere within Fujifilm Corporation, driving forward the frontiers of optical innovation and design.
Conclusion
Masaru Yonezawa stands out as a key figure in the field of optical technology, with an impressive array of patents that demonstrate his ingenuity and expertise. As a part of Fujifilm Corporation, he continues to influence the landscape of imaging technology, ensuring that his innovations set new standards for quality and performance in optics.