Wataru Ohnuki

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Hitachi Metals, Ltd., Ntt Communications Corporation. Active years: 2019-2020.

USPTO Granted Patents = 3

% Patents Active = 100.0

EPO Patents = 1

Average Co-Inventor Count = 4.2

ph-index = 1

Company Filing History:

Ntt Communications Corporation

patents

where one patent can have more than one assignee

Years Active: 2019-2020

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10724921 - Optical cable monitoring system (2020-07-28),

2. 10459176 - Communication light detection device (2019-10-29),

3. 10254197 - Optical fiber monitoring system (2019-04-09),

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1 patent (EPO):

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