Inventor

Sang-Wook Ha

Inventor

Pohang-si, KR

Overview

7→

Patents

1994–2017

Patent span

Electricity

Primary field (CPC H)

Patents· 7 as inventor

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

H04Bprimary

H04BTransmission23%

C21DModifying the physical structure of ferrous metals15%

C22CAlloys15%

B21BRolling of metal8%

B23KSoldering or unsoldering8%

G01RMeasuring electric variables8%

H03DDemodulation or transference of modulation from one carrier to another8%

H04WWireless communication networks8%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use8%

PatentTitleYear

9,752,205'High-carbon iron-based amorphous alloy using molten pig iron and method of manufacturing the same'2017 9,222,157'High-carbon iron-based amorphous alloy using molten pig iron and method of manufacturing the same'2015 8,584,923'Joining method of high carbon steel for endless hot rolling and the apparatus therefor'2013 6,571,099'Cell searching method in asynchronous wideband code division multiple access system'2003 6,134,933'Method and system for suppressing surface oxide film during hot finish rolling'2000 6,134,457'Device and method for monitoring a battery in a mobile communication terminal'2000 5,321,738'Switch apparatus of a portable cordless telephone using an antenna'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2000Patents assigned to SAMSUNG ELECTRONICS CO LTD (2)· patent assignee history

1994–2000Based in Suwon-si, KR· patent location history

2000Based in Cheonnam, KR· patent location history

2003Based in Seoul, KR· patent location history

2013–2017Patents assigned to POSCO (3)· patent assignee history

2013–2015Patents assigned to HA SANG-WOOK (2)· patent assignee history

2013Based in Kyungki-do, KR· patent location history

2015–2017Patents assigned to RES INST IND SCIENCE & TECH (2)· patent assignee history

2015Patents assigned to BYUN GAB-SIK (1)· patent assignee history

2015–2017Based in Pohang-si, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
POSCO	3	2013–2017
HA SANG-WOOKself	2	2013–2015
RES INST IND SCIENCE & TECH	2	2015–2017
SAMSUNG ELECTRONICS CO LTD	2	1994–2000
BYUN GAB-SIK	1	2015

Locations

Location	Patents	Span
Pohang-si, KR	2	2015–2017
Suwon-si, KR	2	1994–2000
Kyungki-do, KR	1	2013
Seoul, KR	1	2003
Cheonnam, KR	1	2000