Company Filing History:
2 out of 42,485 
1 out of 61 
1 out of 149 
Years Active: 1993-1996
Title: Junko Yamagishi: Innovator in Subscriber Terminal Systems
Introduction
Junko Yamagishi is a notable inventor based in Kodaira, Japan. She has made significant contributions to the field of telecommunications, particularly in subscriber terminal systems. With a total of 2 patents, her work has had a considerable impact on how subscriber services are managed and executed.
Latest Patents
Yamagishi's latest patents include an "Application execution control method and system for servicing" and a "Switching method and apparatus having subscriber state management." The first patent describes a subscriber terminal service system that connects multiple subscriber terminals to a computer. This system executes services to subscribers by setting a flag that indicates whether an application can be executed based on messages from the computer. It also includes mechanisms for managing application execution through a console device or a scheduler.
The second patent focuses on a switching system that manages the states of subscribers during calls. It allows for the identification of calling and called subscribers, changing their registration states from idle to busy, and forwarding calls to default terminals when necessary. This innovation enhances the efficiency of call management in telecommunications.
Career Highlights
Throughout her career, Junko Yamagishi has worked with prominent companies such as Hitachi, Ltd. and Hitachi Microcomputer System, Ltd. Her experience in these organizations has contributed to her expertise in developing advanced telecommunications systems.
Collaborations
Yamagishi has collaborated with notable colleagues, including Noboru Mizuhara and Tetsuo Sakuma. These partnerships have likely enriched her work and led to innovative solutions in her field.
Conclusion
Junko Yamagishi's contributions to telecommunications through her patents and career achievements highlight her role as a pioneering inventor. Her work continues to influence the management of subscriber services and systems.
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.