Noriyoshi Sanada

Title: Noriyoshi Sanada and His Patent in Telephone Switching

Introduction

Noriyoshi Sanada is an inventor associated with Kawagoe, Japan. His recorded patent concerns a key telephone system that distributes control tasks across multiple processors. The available information also associates him with Tamura Electric Works, Ltd.

Latest Patents

Sanada’s listed patent is “Key Telephone System with Multiple Processor Control.” It describes an exchange system connecting office lines to key telephone sets through office line units, terminal units, and a main control unit.

In the design, processors in the office line units manage data and call requests involving office lines, while processors in the terminal units handle data exchanged with telephone sets. A processor in the main control unit scans stored data and coordinates connections between office lines and telephone sets. This distributed arrangement assigns distinct control functions to the system’s separate units. Sanada is credited with 1 patent in the provided information.

Career Highlights

The available details connect Sanada’s work to telephone switching technology and identify Tamura Electric Works, Ltd. as his company. His patent focuses on coordinating calls and connections through multiple processors and memory devices.

Collaborations

Masaki Kuroda and Mitsuyoshi Murakami are listed as Sanada’s coworkers. The provided information does not specify their roles in the patent or describe particular collaborative projects.

Conclusion

Noriyoshi Sanada’s recorded invention addresses key telephone exchange control by distributing processing across office line units, terminal units, and a central control unit.