Location History:
- Hachioji, JP (1994)
- Hino, JP (1992 - 1995)
Company Filing History:
Years Active: 1992-1995
Title: Hiroyuki Ushiroyama: Innovator in Photographic Processing
Introduction
Hiroyuki Ushiroyama is a notable inventor based in Hino, Japan. He has made significant contributions to the field of photographic processing, holding a total of 4 patents. His work focuses on methods that enhance the quality and efficiency of black-and-white silver halide photographic materials.
Latest Patents
Ushiroyama's latest patents include innovative methods for processing black-and-white silver halide photographic light-sensitive materials. One patent discloses a process that involves exposing a light-sensitive material containing a hydrazine compound and developing it with a developer that has a pH of not more than 10.7. This developer is prepared from a solid developing composition and is replenished in a controlled manner. Another patent outlines a method for processing two types of black-and-white silver halide photographic materials, one containing a hydrazine compound and the other a tetrazolium compound. This method also emphasizes the importance of using a developer with a pH range of 9.5 to 10.7, ensuring optimal results during the development process.
Career Highlights
Hiroyuki Ushiroyama is currently employed at Konica Corporation, where he continues to innovate in the field of photographic technology. His expertise and dedication have led to advancements that benefit both the industry and consumers alike.
Collaborations
Ushiroyama has collaborated with esteemed colleagues such as Akira Shimizu and Shoji Nishio. Their combined efforts have contributed to the development of cutting-edge photographic processing techniques.
Conclusion
Hiroyuki Ushiroyama's contributions to photographic processing demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the complexities involved in developing photographic materials, making him a valuable asset to the field.