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Inventor

Doo-han Yang

Inventor
Gwangju, KR

Overview

1→
Patents
2009
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A47Lprimary
A47LDomestic washing or cleaning100%
PatentTitleYear
7,487,570'Apparatus for protecting motor of a vacuum cleaner'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009Patents assigned to SAMSUNG KWANGJU ELECTRONICS CO (1)· patent assignee history
2009Based in Gwangju, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAMSUNG KWANGJU ELECTRONICS CO12009
Locations
LocationPatentsSpan
Gwangju, KR12009