Location History:
- Hino, JP (1999 - 2004)
- Sagamihara, JP (2004)
Company Filing History:
Years Active: 1999-2004
Title: The Innovations of Yoshiko Iwai in Silver Halide Photography
Introduction
Yoshiko Iwai, an accomplished inventor based in Hino, Japan, has significantly contributed to the field of photography through her innovative research and patents. With a remarkable portfolio of five patents, Iwai has focused primarily on advancements in silver halide photographic emulsions, pushing the boundaries of image capturing technology.
Latest Patents
Among her latest inventions is a silver halide photographic emulsion that integrates cutting-edge technology. This emulsion comprises silver halide grains, where at least 50% of the total grain projected area is accounted for by tabular grains having an aspect ratio of 10 to 100. Additionally, at least 50% by the number of total grains is accounted for by tabular grains exhibiting at least 30 dislocation lines per grain in the fringe portion. This innovative design is complemented by a compound that enables the injection of at least two electrons into silver halide via photoexcitation by a single photon. Furthermore, she has developed a silver halide photographic light-sensitive emulsion and related light-sensitive material utilizing these advanced concepts.
Career Highlights
Yoshiko Iwai currently works at Konica Corporation, where she translates innovative ideas into tangible products that enhance photographic technology. Her work reflects a deep understanding of both the scientific and practical applications of photography.
Collaborations
Throughout her career, Iwai has collaborated with notable individuals, including her coworkers Tomohiro Oshiyama and Shigeto Hirabayashi. These partnerships have fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies in the realm of photographic emulsions.
Conclusion
Yoshiko Iwai’s contributions to the field of photography through her innovative formulations and collaborative efforts place her at the forefront of photographic technology advancements. Her patents not only enhance the quality of photographic materials but also open up new possibilities for future innovations in this essential area of visual arts.
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.