Location History:
- Minami-Ashigara, JA (1977)
- Asaka, JA (1977 - 1978)
- Asaka, JP (1978 - 1982)
- Saitama, JP (1983)
- Minami-ashigara, JP (1979 - 1991)
- Kanagawa, JP (1986 - 1994)
Company Filing History:
Years Active: 1977-1994
Title: Keiji Takeda: Pioneering Innovations in Image Formation
Introduction
Keiji Takeda, based in Kanagawa, Japan, is a distinguished inventor known for his significant contributions to the field of image formation technology. With an impressive portfolio of 30 patents, Takeda has made notable advancements in the use of silver halide and light-sensitive materials, contributing to the evolution of imaging processes.
Latest Patents
Among his latest inventions, Takeda developed a color image forming method that utilizes silver halide and a reducing agent. This innovative method features four unique embodiments, employing a light-sensitive material and an image receiving material. The process includes an exposing step, a developing step, a removing step, a transferring step, and a repeating step. Some embodiments also incorporate a laminating step, allowing for the formation of a multicolor image on the image receiving material through the repeating step.
Another notable patent presented by Takeda details a new image forming method and light-sensitive material employing silver halide. This invention encompasses six embodiments and includes a light-sensitive polymerizable layer that contains silver halide, a reducing agent, and an ethylenically unsaturated polymerizable compound or a cross-linkable polymer. Additionally, the method consists of exposing, developing, removing, and transferring steps, with the possibility of adding a peeling or toning step. The collaboration of these steps exemplifies Takeda's innovative approach to image formation.
Career Highlights
Throughout his career, Keiji Takeda has been associated with Fuji Photo Film Company, Limited, a leading organization in photo and imaging technology. His extensive work in image forming methods has positioned him as a critical player in advancing photographic technology and enhancing the quality of imaging processes.
Collaborations
In his journey of innovation, Takeda has collaborated with accomplished colleagues such as Masayoshi Nagata and Kenji Matsumoto. Together, they have contributed significantly to the development of new imaging technologies, fostering creativity and technical expertise within the field.
Conclusion
Keiji Takeda's inventive spirit and dedication to improving image formation technologies reflect his status as a notable inventor in the field. His patents and collaborations not only highlight his personal achievements but also contribute to the broader advancement of imaging science, making him a vital figure in the ongoing evolution of photographic technology.
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.