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For the Inventor, By the Inventor

Musashino, Japan

Takashi Mitsui

This inventor holds 11 USPTO granted patents. Top assignee: Nippon Telegraph and Telephone Corporation. Active years: 2015-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Mitsui. Retrieved from https://idiyas.com/inventor/takashi-mitsui-2sfianrj

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

Calculating rank
USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Yokosuka, JP (2016)
  • Tokyo, JP (2015 - 2022)
  • Musashino, JP (2021 - 2024)

Company Filing History:

goldMedal11 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents

Years Active: 2015-2025

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11 patents (USPTO):Explore Patents
1. 12267151 - Communication network terminating device, communication system, signal jamming method and signal jamming program (2025-04-01),
2. 12224795 - Optical transmission system and transmission quality monitoring method (2025-02-11),
3. 12155411 - Optical transmission apparatus and optical transmission method (2024-11-26),
4. 11929787 - Optical transmission apparatus and optical transmission method (2024-03-12),
5. 11611470 - Communication apparatus and communication method (2023-03-21),
6. 11575443 - Optical transmission system and output adjustment apparatus (2023-02-07),
7. 11444716 - Optical transmission system and carrier monitoring apparatus (2022-09-13),
8. 11412316 - Optical line terminal and bandwidth allocation method (2022-08-09),
9. 11197077 - Transmission device, and transmission method (2021-12-07),
10. 9276670 - Self-diagnostic method for PON protection system, and PON protection system (2016-03-01),
11. 9179204 - Optical network system (2015-11-03),

Title: Takashi Mitsui: Innovator in Communication Technology

Introduction

Takashi Mitsui is a prominent inventor based in Musashino, Japan. He has made significant contributions to the field of communication technology, holding a total of 11 patents. His work focuses on enhancing communication systems and improving signal processing methods.

Latest Patents

Mitsui's latest patents include a variety of innovative technologies. One of his notable inventions is a communication network terminating device, which features a reception processing unit that outputs a frequency division multiplexed signal. This device is designed to manage signal quality degradation through a sophisticated output control unit and a disturbing signal generation unit. Another significant patent is related to an optical transmission system, which includes multiple optical transmitting units and a relay device. This system is capable of measuring transmission quality through a photoelectric conversion unit and a measuring unit.

Career Highlights

Mitsui is currently employed at Nippon Telegraph and Telephone Corporation, where he continues to develop cutting-edge communication technologies. His work has been instrumental in advancing the capabilities of modern communication systems.

Collaborations

Throughout his career, Mitsui has collaborated with notable colleagues, including Toshiaki Shitaba and Akihiro Tanabe. These partnerships have fostered innovation and contributed to the success of various projects.

Conclusion

Takashi Mitsui is a distinguished inventor whose work in communication technology has led to numerous patents and advancements in the field. His contributions continue to shape the future of communication systems.

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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