Ken Oyamada

This inventor holds 1 USPTO granted patent. Top assignees: Namitei Co., Ltd., Nippon Steel Sumitomo Metal Corporation, Occ Corporation. Active years: 2016.

USPTO Granted Patents = 1

% Patents Active = 100.0

Average Co-Inventor Count = 7.0

ph-index = 1

Company Filing History:

Nippon Steel Sumitomo Metal Corporation

where one patent can have more than one assignee

Years Active: 2016

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1 patent (USPTO):Sort by Forward CitationsExplore Patents

1. 9274298 - Deformed steel wire for protection tube of submarine cable, method for manufacturing same, and pressure-resistant layer (2016-03-01),

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