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Inventor

Byung-Cheol Choi

Inventor
Incheon, KR

Overview

3→
Patents
1997–2009
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

A47Lprimary
A47LDomestic washing or cleaning29%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes14%
H01HElectric switches14%
H01RElectrically-conductive connections14%
H02KDynamo-electric machines14%
H04LTransmission of digital information, e.g. telegraphic communication14%
PatentTitleYear
7,606,877'Method and system for detailed accounting of packet data'20095,836,047'Vacuum cleaner for both upright and canister modes'19985,596,236'Motor capable of using high or low voltage'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to DAEWOO ELECTRONICS CO LTD (1)· patent assignee history
1997–1998Based in Incheon, KR· patent location history
1998Patents assigned to DAEWOO ELECTRONICS CO INC (1)· patent assignee history
2009Patents assigned to KT CORP (1)· patent assignee history
2009Based in Seoul, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAEWOO ELECTRONICS CO INC11998
DAEWOO ELECTRONICS CO LTD11997
KT CORP12009
Locations
LocationPatentsSpan
Incheon, KR21997–1998
Seoul, KR12009