Inventor

Yeon H. Lee

Inventor

Gyeonggi-do, KR

Overview

1991–2017

Patent span

Electricity

Primary field (CPC H)

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

H04Nprimary

H04NPictorial communication, e.g. television25%

G02BOptical elements, systems or apparatus17%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them8%

G09GArrangements or circuits for control of indicating devices using static means to present variable information8%

G11BInformation storage based on relative movement between record carrier and transducer8%

H03MCoding8%

H04BTransmission8%

H04LTransmission of digital information, e.g. telegraphic communication8%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1991–1993Patents assigned to AURA SYSTEMS INC (2)· patent assignee history

1991–1993Based in Los Angeles, CA, US· patent location history

2012Patents assigned to LEE YEON-HO (2)· patent assignee history

2012Patents assigned to UNIV SUNGKYUNKWAN FOUND (2)· patent assignee history

2012Patents assigned to YI JONG-SU (1)· patent assignee history

2012–2017Based in Gyeonggi-do, KR· patent location history

2017Patents assigned to UNIV KOREA RES & BUS FOUND (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Gyeonggi-do, KR	3	2012–2017
Los Angeles, California, US	2	1991–1993