This inventor holds 3 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1982-2003.
Location History:
- Katsuta, JP (1982)
- Chosei, JP (2002)
- Ichinomiya, JP (2003)
Company Filing History:
Years Active: 1982-2003
Title: Kaoru Yanagawa: Innovator in Projection Display Technology
Introduction
Kaoru Yanagawa is a prominent inventor based in Ichinomiya, Japan. He has made significant contributions to the field of projection display technology, holding a total of 3 patents. His innovative work has been instrumental in advancing the capabilities of liquid crystal projectors.
Latest Patents
Yanagawa's latest patents include a "System for a compact projection display using reflection type liquid crystal panels." This optical system utilizes three reflection liquid crystal panels along with polarization splitters to effectively manage light components. The design allows for color separation and composition, enhancing the overall projection quality. Another notable patent is for a "Color liquid crystal projector having an improved optical system." This invention features a sophisticated optical system for color splitting, incorporating mirrors, phase plates, and prisms to optimize the projection of primary-color lights.
Career Highlights
Kaoru Yanagawa is currently employed at Hitachi, Ltd., where he continues to develop innovative technologies in the field of projection displays. His work has garnered attention for its practical applications and advancements in visual technology.
Collaborations
Throughout his career, Yanagawa has collaborated with notable colleagues such as Toshio Miyazawa and Katsuhide Aoto. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Kaoru Yanagawa's contributions to projection display technology exemplify his innovative spirit and dedication to advancing visual technology. His patents reflect a commitment to improving the quality and functionality of liquid crystal projectors.