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Inventor

Cheul-Hong Kim

Inventor
Seoul, KR

Overview

11→
Patents
2003–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 11 as inventor

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

H04Bprimary
H04BTransmission24%
H04MTelephonic communication21%
H04NPictorial communication, e.g. television21%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves6%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers6%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles3%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%
G06FElectric digital data processing3%
G10LSpeech analysis techniques or speech synthesis3%
H03FAmplifiers3%
PatentTitleYear
11,050,410Filter system including resonator202111,039,262Directional acoustic sensor and electronic device including the same202111,038,480Amplifier202110,701,201Apparatus and method for automatically detecting presence of external device in mobile terminal202010,158,752Apparatus and method for automatically detecting presence of external device in mobile terminal20189,729,699'Apparatus and method for automatically detecting presence of external device in mobile terminal'20179,178,982'Apparatus and method for automatically detecting presence of external device in mobile terminal'20158,699,987'Apparatus and method for automatically detecting presence of external device in mobile terminal'20148,374,572'Apparatus and method for automatically detecting presence of external device in mobile terminal'20137,643,815'Apparatus and method for automatically detecting presence of strobo in mobile terminal'20106,549,761'Radio frequency transmission control apparatus for preventing oscillation in wideband wireless local loop terminal'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to HYUNDAI ELECTRONICS IND (1)· patent assignee history
2003–2020Based in Seoul, KR· patent location history
2010–2013Based in Ichon-shi, KR· patent location history
2013Patents assigned to CURITEL COMM INC (1)· patent assignee history
2014–2015Patents assigned to PANTECH CO LTD (2)· patent assignee history
2017–2018Patents assigned to GOLDPEAK INNOVATIONS INC (2)· patent assignee history
2021Patents assigned to SAMSUNG ELECTRONICS CO LTD (3)· patent assignee history
2021Based in Yongin-si, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAMSUNG ELECTRONICS CO LTD32021
GOLDPEAK INNOVATIONS INC22017–2018
PANTECH CO LTD22014–2015
CURITEL COMM INC12013
HYUNDAI ELECTRONICS IND12003
Locations
LocationPatentsSpan
Seoul, KR62003–2020
Yongin-si, KR32021
Ichon-shi, KR22010–2013