Location History:
- Shinjuku-Ku, JP (2005)
- Tokyo-To, JP (2010)
- Tokyo, JP (1996 - 2014)
Company Filing History:
Years Active: 1996-2014
Title: **Nobuhiko Ichikawa: Innovator of Optical Technologies**
Introduction
Nobuhiko Ichikawa, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of optical technologies. With a total of 11 patents to his name, Ichikawa is known for his inventive spirit and dedication to advancing display technologies.
Latest Patents
Among his latest inventions, Ichikawa has developed an innovative optical sheet designed to minimize color change based on the observation angle of an image. This optical sheet features multiple layers, including an optical functional sheet layer that contains prisms arranged in parallel along its surface. The light-absorbing sections between the prisms effectively absorb light, enhancing the sheet's functionality. Additionally, it includes a light-diffusing material layer with optical diffusing particles dispersed throughout. His work meets stringent optical requirements, ensuring high performance.
Another notable patent by Ichikawa involves a reflecting screen comprising a base portion alongside light-transmitting and light-absorbing portions. The light-transmitting sections feature a unit prism shape that optimizes image projection by reflecting transmitted image light at the rear face. This design not only improves display clarity but also enhances the overall viewing experience.
Career Highlights
Ichikawa is currently associated with Dai Nippon Printing Co., Ltd., a well-known company recognized for its innovations in printing and optical technologies. His work within the company has solidified his reputation as a key player in developing advanced optical solutions.
Collaborations
Throughout his career, Ichikawa has collaborated with talented individuals, including Tsuyoshi Hotta and Keiko Sekine. These partnerships have fostered a creative environment that allows for innovative ideas and the successful development of cutting-edge products.
Conclusion
Nobuhiko Ichikawa's contributions to optical technologies are significant, with a focus on enhancing display devices and improving user experiences. His inventive work continues to push the boundaries of what is possible in the field, and his recent patents showcase the creative solutions he brings to the optical technology landscape. As he continues to innovate, Ichikawa remains a notable figure in the realm of inventions and patents.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.