This inventor holds 2 USPTO granted patents. Top assignees: Sumitomo Electric Industries, Limited, Tokyo Metropolitan University. Active years: 2013-2014.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 10,652 
2 out of 62 
Years Active: 2013-2014
Title: Kiyoshi Nishikawa: Innovator in Encryption and Image Processing
Introduction
Kiyoshi Nishikawa is a notable inventor based in Hino, Japan. He has made significant contributions to the fields of encryption and image processing, holding a total of 2 patents. His work reflects a commitment to enhancing security and authenticity in digital technologies.
Latest Patents
Nishikawa's latest patents include an encryption key generation device and an image processing method. The encryption key generation device utilizes a master key inputted by an input unit, which is stored in a storage unit. A matrix generating unit creates key element matrices corresponding to split keys obtained by a key dividing unit. This innovative approach ensures the hierarchical nature of scalability, allowing for the generation of partial keys that can be outputted to coding or decoding units.
The image processing method and image inspecting method developed by Nishikawa offer high versatility and accuracy in proving the authenticity of digital images. This method involves subjecting a digital image to a series of morphology operations, enabling the detection of any falsification by comparing images before and after processing.
Career Highlights
Throughout his career, Kiyoshi Nishikawa has worked with prominent organizations such as Sumitomo Electric Industries and Tokyo Metropolitan University. His experience in these institutions has allowed him to refine his skills and contribute to groundbreaking innovations in his field.
Collaborations
Nishikawa has collaborated with esteemed colleagues, including Hitoshi Kiya and Masaaki Fujiyoshi. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Kiyoshi Nishikawa's contributions to encryption and image processing demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of complex systems and a commitment to enhancing digital security and authenticity.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile