Masaki Kiyono

Title: Masaki Kiyono: Innovator in Document Retrieval and Encryption Systems

Introduction

Masaki Kiyono is a notable inventor based in Kamakura, Japan. He has made significant contributions to the fields of document retrieval and encryption systems, holding a total of six patents. His innovative work has paved the way for more efficient and secure methods of handling data.

Latest Patents

One of Kiyono's latest patents is a document retrieving apparatus and method. This invention features an audio input section that converts sound into a character pattern. It includes a language model storing section that retains likelihood information, and a word choosing section that obtains a word selection result based on this information. The retrieval condition producing section generates retrieval conditions based on the word selection result, while the document storing section holds the documents to be retrieved. The document retrieving section then retrieves these documents based on the established retrieval conditions. This system allows for effective document searches regardless of sentence recognition accuracy, eliminating the need for costly language data collection.

Another significant patent is an encryption system for distributing a common crypt key. This invention enables the safe distribution of a common crypt key for decrypting data on an encrypted DVD-ROM using simple devices and procedures. The terminal equipment includes a DVD-ROM drive and means for sending a key data request to a center device via a communication line. The center device authenticates users by searching a user database in response to the key data request and obtains BCA data to retrieve the common crypt key. This method ensures the secure encryption and transmission of the common crypt key.

Career Highlights

Kiyono has worked with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Mitsubishi Electric Industrial Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Throughout his career, Kiyono has collaborated with notable coworkers, including Sachiko Uranaka and Yoshio Fukushige. These partnerships have likely enhanced his inventive processes and led to successful outcomes in his projects.

Conclusion

Masaki Kiyono's contributions to document retrieval and encryption systems demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to improving data handling and security, making a lasting impact in his field.