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Shigehiro Takasaka

USPTO Granted Patents = 15 (Patent Applications = 9)

EPO Patents = 6 (Patent Applications = 15)

Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 25(Granted Patents)

Location History:

Chiyoda-ku, JP (2010)
Chiyoda, JP (2013)
Tokyo, JP (2011 - 2024)

Company Filing History:

15 out of 2,636

The Furukawa Electric Co., Ltd.

Japan Science and Technology Agency

where one patent can have more than one assignee

Years Active: 2010-2025

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12399317 - Optical fiber bundle structure, optical fiber connection structure, and optical fiber bundle structure manufacturing method (2025-08-26),

2. 12248171 - Multi-core optical amplifying fiber, multi-core optical fiber amplifier, and optical communication system (2025-03-11),

3. 12222541 - Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure (2025-02-11),

4. 12204141 - Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure (2025-01-21),

5. 11940649 - Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure (2024-03-26),

6. 11519759 - Cable, cable shape sensing system, sensing system, and cable shape sensing method (2022-12-06),

7. 11073656 - Optical coupler and optical amplifier (2021-07-27),

8. 10816873 - Optical amplifier, optical amplification system, wavelength converter, and optical communication system (2020-10-27),

9. 9948057 - Optical amplifier, optical amplifying system, wavelength converter, and optical communication system (2018-04-17),

10. 9722388 - Multi-core optical amplifying fiber device and multi-core optical fiber amplifier (2017-08-01),

11. 9270076 - Optical amplifier, optical amplifying system, wavelength converter, optical amplification method, and optical communication system (2016-02-23),

12. 8873898 - Polarization independent wavelength converter and polarization independent wavelength conversion method (2014-10-28),

13. 8494378 - Synchronous optical signal generating device and synchronous optical signal generating method (2013-07-23),

14. 8059966 - Wavelength division multiplex optical regeneration system and wavelength division multiplex optical regeneration method (2011-11-15),

15. 7715725 - Lock detector and optical phase-locked loop system (2010-05-11),

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