Location History:
- Hachioji, JP (1994)
- Hino, JP (1993 - 2002)
- Inagi, JP (1994 - 2012)
Company Filing History:
Years Active: 1993-2012
Title: Yasushi Irie: Innovator in Optical Film and Photographic Materials
Introduction
Yasushi Irie is a prominent inventor based in Hino, Japan. He has made significant contributions to the fields of optical film and photographic materials. With a total of 9 patents to his name, Irie's work has had a lasting impact on the industry.
Latest Patents
One of his latest patents is a method for producing optical film. This method involves the use of a cellulose ester, a sugar ester prepared by esterification of a sugar compound formed by 1 to 12 structures selected by a furanose structure and a pyranose structure, along with an acryl type polymer having a weight average molecular weight of from 5,000 to 30,000, which are subjected to melt-casting. Another notable patent is for a silver halide light-sensitive color reversal photographic material. This material comprises a support having a blue-sensitive silver halide emulsion layer containing a yellow dye-forming coupler, a green-sensitive silver halide emulsion layer containing a magenta dye-forming coupler, and a red-sensitive silver halide emulsion layer containing a cyan dye-forming coupler. The patent specifies that the RMS value at a density of 0.8 of the red-sensitive layer is within a range of 20 to 90% of the RMS value at a density of 0.8 of the green-sensitive layer.
Career Highlights
Throughout his career, Yasushi Irie has worked with notable companies such as Konica Corporation and Konica Minolta Opto, Inc. His expertise in optical technologies has positioned him as a key figure in the development of innovative materials.
Collaborations
Irie has collaborated with talented individuals in his field, including Hiroshi Shimazaki and Fumie Fukazawa. These collaborations have contributed to the advancement of his research and inventions.
Conclusion
Yasushi Irie is a distinguished inventor whose work in optical film and photographic materials continues to influence the industry. His innovative patents and collaborations highlight his commitment to advancing 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.