Location History:
- Woodlands Hills, CA (US) (2012)
- Woodland Hills, CA (US) (2005 - 2013)
Company Filing History:
Years Active: 2005-2013
Title: Takanori Yamanashi: Innovator in Optical Zoom Lens Technology
Introduction
Takanori Yamanashi is a prominent inventor based in Woodland Hills, CA. He has made significant contributions to the field of optical technology, particularly in the development of advanced zoom lens systems. With a total of five patents to his name, Yamanashi's work has had a considerable impact on the industry.
Latest Patents
Yamanashi's latest patents include innovative designs for wide angle zoom lenses and high-speed zoom lenses. The wide angle zoom lens patent describes a system comprising at least four lens groups with a unique NPNP power sequence. This design features a stationary lens element in the first group, while the subsequent groups are movable during zooming. Additionally, it incorporates a movable lens group on the image side to correct field curvatures or astigmatism. The high-speed zoom lens patent outlines a system with three lens groups and a PNP power sequence, allowing for varying focus and magnification during zoom. This design emphasizes low focus breathing and includes multiple lens subgroups to enhance performance.
Career Highlights
Throughout his career, Takanori Yamanashi has worked with notable companies such as Panavision International and Panavision Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking optical technologies.
Collaborations
Yamanashi has collaborated with esteemed colleagues, including Iain A Neil and James Brian Caldwell. These partnerships have fostered innovation and creativity in the development of advanced optical systems.
Conclusion
Takanori Yamanashi's contributions to optical zoom lens technology demonstrate his expertise and commitment to innovation. His patents reflect a deep understanding of lens design and functionality, making him a key figure in the field.