Company Filing History:

11 out of 4,711

Ntt Docomo, Inc.

Ntt Mobile Communications Network, Inc.

patents

where one patent can have more than one assignee

Years Active: 2003-2016

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9326180 - Mobile communication method, mobility management node, packet switch, and mobile station (2016-04-26),

2. 7917158 - Method and system for location management and location information providing system (2011-03-29),

3. 7643471 - Mobile communication method, mobile communication system, session control device and originating terminal (2010-01-05),

4. 7613143 - System and method for controlling network, network controlling apparatus, and mobile terminal used in network control system (2009-11-03),

5. 7574222 - Method and system for location management and location information providing system (2009-08-11),

6. 7307967 - Mobile communications system and routing management apparatus used in the mobile communications system (2007-12-11),

7. 7120459 - Mobility control apparatus, mobile communication terminal and mobile communication system (2006-10-10),

8. 7113784 - Method of registering position of mobile communication terminal, general calling method for mobile communication terminal and mobile communication system (2006-09-26),

9. 7072654 - Location registration method for mobile communication terminals, en bloc paging method for mobile communication terminals, and mobile communication system (2006-07-04),

10. 6990340 - Communication system, communication method and switching node (2006-01-24),

11. 6834102 - System and method for controlling transfer (2004-12-21),

12. 6512924 - Mobile communications system (2003-01-28),

Title: Masahiro Sawada: Innovator in Mobile Communication Technologies

Introduction

Masahiro Sawada is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of mobile communication, holding a total of 12 patents. His work focuses on enhancing mobile communication methods and improving network management.

Latest Patents

Among his latest patents are innovative technologies such as a mobile communication method, a mobility management node, a packet switch, and a mobile station. One of his notable inventions addresses the issue of network congestion even when failures occur in core network equipment. This mobile communication method involves transmitting a 'PDN Disconnection Request/Detach Request' from an MME to a UE, ensuring that mobile originating calls are barred for a specific time during disconnections. Another patent outlines a method and system for location management, where a user can input a mobile ID number to receive location information through a structured request process involving various servers.

Career Highlights

Masahiro Sawada has worked with leading companies in the telecommunications sector, including NTT Docomo, Inc. and NEC Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in mobile communication technologies.

Collaborations

Throughout his career, Sawada has collaborated with notable professionals in the field, including Masami Yabusaki and Takeshi Ihara. These collaborations have contributed to the advancement of his inventions and the overall progress in mobile communication.

Conclusion

Masahiro Sawada's contributions to mobile communication technologies have significantly impacted the industry. His innovative patents and collaborations with leading companies and professionals highlight his role as a key figure in advancing mobile communication solutions.

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