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For the Inventor, By the Inventor

Yokohama, Japan

Masahiro Takatori

This inventor holds 46 USPTO granted patents and 1 EPO patent, primarily in Optical Communication Systems. Top assignees: Hitachi, Ltd., Nippon Telegraph and Telephone Corporation, Other. Active years: 1991-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Takatori. Retrieved from https://idiyas.com/inventor/masahiro-takatori

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 46

% Patents Active = 69.6


Average Co-Inventor Count = 5.3

ph-index = 15

Forward Citations = 983(Granted Patents)


Location History:

  • Kokubunji, JP (1991 - 1995)
  • Hachioji, JP (1995 - 1998)
  • Yokohama-shi, JP (1999)
  • Chiyoda-ku, JP (2006)
  • Hachiouji, JP (1996 - 2007)
  • Yokohama, JP (1998 - 2014)

Company Filing History:

goldMedal44 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal4 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
bronzeMedal2 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1991-2014

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Areas of Expertise:
Optical Transmission
Router Apparatus
Error Correction
Multiplexing
Network Administration
Self-Healing Switch
Wavelength Multiplexing
Base Station
MPLS Network
Low Power Consumption
Congestion Control
Optical Crossconnect
46 patents (USPTO):Explore Patents
1. 8848665 - Network system including radio network using MPLS (2014-09-30),
2. 8483063 - Mobile communication system and communication method (2013-07-09),
3. 8311541 - Mobile communication system for low power consumption, call control server and access gateway (2012-11-13),
4. 8254955 - Wireless communication system and base station accommodation server (2012-08-28),
5. 8238356 - Communication system and access gateway apparatus (2012-08-07),
6. 7512867 - Method for encoding/decoding error correcting code, transmitting apparatus and network (2009-03-31),
7. 7292785 - Optical transmission system constructing method and system (2007-11-06),
8. 7272314 - Optical crossconnect apparatus and optical transmission system (2007-09-18),
9. 7167652 - Optical transmission system constructing method and system (2007-01-23),
10. 7139479 - Method and apparatus for optical network administration (2006-11-21),
11. 7024616 - Method for encoding/decoding error correcting code, transmitting apparatus and network (2006-04-04),
12. 6980553 - Router apparatus using ATM switch (2005-12-27),
13. 6975811 - Optical one-to-one protection switching apparatus (2005-12-13),
14. 6813445 - Optical crossconnect apparatus and optical transmission system (2004-11-02),
15. 6728489 - Optical transmission system constructing method and system (2004-04-27),

Title: Masahiro Takatori: Innovator in Mobile Communication Technologies

Introduction

Masahiro Takatori, based in Yokohama, Japan, is a prolific inventor with an impressive portfolio of 46 patents. His contributions to the field of telecommunications, particularly in mobile communication systems, highlight his innovative spirit and technical expertise.

Latest Patents

Among his latest patents, Takatori has developed a network system that includes a radio network using Multi-Protocol Label Switching (MPLS). This system streamlines the communication process between a mobile terminal and gateways, ensuring efficient data transmission through well-coordinated identifier management. Another significant patent he holds addresses a mobile communication system that enhances throughput by managing the acknowledgment transmission process within packet relay scenarios, thereby effectively reducing congestion and retransmission issues.

Career Highlights

Throughout his career, Masahiro Takatori has made significant strides in the telecommunications field by working with leading companies such as Hitachi, Ltd. and Nippon Telegraph and Telephone Corporation. His roles in these esteemed organizations allowed him to push the boundaries of mobile communication technology and secure numerous patents.

Collaborations

Takatori has collaborated with notable professionals in the industry, including Yukio Nakano and Yoshihiro Ashi. These collaborations have played a crucial role in refining his inventions and driving innovation forward in the telecommunications sector.

Conclusion

Masahiro Takatori's dedication to innovation and the impressive number of patents he holds signify his importance in the field of telecommunications. His work, particularly in mobile communication systems, continues to influence the industry, paving the way for future advancements and enhancing the efficiency of mobile technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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