Company Filing History:
Years Active: 2017-2025
Title: Keisuke Okada: Innovator in Zoom Lens Technology
Introduction
Keisuke Okada is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of optical technology, particularly in the development of zoom lenses and imaging devices. With a total of six patents to his name, Okada's work has advanced the capabilities of imaging technology.
Latest Patents
Okada's latest patents include innovative designs for zoom lenses. One of his notable inventions is a zoom lens that features a first lens group with negative refractive power, followed by a series of lens groups with varying refractive powers. This design allows for an adjustable aperture diaphragm and changes in the interval between adjacent lens groups during zooming and focusing. Another patent describes a zoom lens that consists of a front group and a rear group, where the front group has negative refractive power and the rear group has positive refractive power. This configuration enables the changing of focal lengths by adjusting the air interval between the lens groups.
Career Highlights
Keisuke Okada is currently employed at Tamron Company, Ltd., where he continues to innovate in the field of optical devices. His work has been instrumental in enhancing the performance and versatility of zoom lenses, making them more effective for various applications.
Collaborations
Okada has collaborated with notable colleagues, including Hisayuki Yamanaka and Yoshito Iwasawa. These partnerships have fostered a creative environment that encourages the development of cutting-edge optical technologies.
Conclusion
Keisuke Okada's contributions to zoom lens technology exemplify his dedication to innovation in the field of optics. His patents reflect a deep understanding of lens design and functionality, positioning him as a key figure in the advancement of imaging devices.