Location History:
- Hachioji, JP (2000)
- Hino, JP (2002 - 2013)
Company Filing History:
5 out of 8,194 
3 out of 727 
3 out of 5,729 
Years Active: 2000-2013
Title: Yasutaka Kashiki: Innovator in Zoom Lens Technology
Introduction
Yasutaka Kashiki, a prominent inventor based in Hino, Japan, has made significant contributions to the field of optical technology. With a total of 11 patents to his name, he has played a crucial role in advancing innovations in zoom lens systems, enhancing imaging capabilities across various applications.
Latest Patents
Among his latest inventions is a groundbreaking zoom lens and an imaging apparatus that incorporates this technology. This patent details a two-unit zoom lens system that effectively forms an image on an image pickup surface. The design features a first lens unit with negative refracting power and a second lens unit with positive refracting power. Notably, during the zooming process from a wide-angle to a telephoto end, the distance between the first and second lens units is adjusted accordingly. The lens assembly includes three lenses: two negative refracting lenses followed by a positive refracting lens, adhering to predetermined conditional expressions to optimize image quality.
Career Highlights
Throughout his career, Yasutaka Kashiki has held key positions at reputable organizations, notably at Olympus Corporation and Olympus Imaging Corporation. His work at these companies has been instrumental in pioneering advancements in camera technology and optical devices.
Collaborations
Yasutaka Kashiki has collaborated with several notable professionals, including Yasuharu Yamada and Eiji Shirota. These collaborations have fostered a creative environment that has led to innovative solutions in imaging technology, further enhancing the quality and functionality of optical products.
Conclusion
Yasutaka Kashiki's contributions to the field of zoom lens technology demonstrate his commitment to innovation and excellence. With his extensive patent portfolio and experience at leading corporations, he continues to influence the landscape of optical technology and inspire future advancements in imaging systems.