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Inventor

Taek-Jin Lee

Inventor
Hong Kong, CN

Overview

2→
Patents
2019–2021
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E02Fprimary
E02FDredging33%
G05GControl devices or systems insofar as characterised by mechanical features only33%
G11BInformation storage based on relative movement between record carrier and transducer33%
PatentTitleYear
10,943,613Thermally assisted magnetic head, head gimbal assembly, hard disk drive and method of manufacturing the thermally assisted magnetic head202110,385,544Method and device for controlling main control valve of construction machinery2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to DOOSAN INFRACORE CO LTD (1)· patent assignee history
2019Based in Seoul, KR· patent location history
2021Patents assigned to HEADWAY TECH INC (1)· patent assignee history
2021Patents assigned to SAE MAGNETICS HK LTD (1)· patent assignee history
2021Based in Hong Kong, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DOOSAN INFRACORE CO LTD12019
HEADWAY TECH INC12021
SAE MAGNETICS HK LTD12021
Locations
LocationPatentsSpan
Hong Kong, CN12021
Seoul, KR12019