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Inventor

Won-Ha Lee

Inventor
Seoul, KR

Overview

2→
Patents
2006–2010
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television50%
G10LSpeech analysis techniques or speech synthesis25%
G11BInformation storage based on relative movement between record carrier and transducer25%
PatentTitleYear
7,707,422'Method for embedding watermark into an image and digital video recorder using said method'20107,140,043'Watermark embedding and detecting method by quantization of a characteristic value of a signal'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2010Patents assigned to MARKANY INC (2)· patent assignee history
2006–2010Based in Seoul, KR· patent location history
2010Patents assigned to MARKTEK INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MARKANY INC22006–2010
MARKTEK INC12010
Locations
LocationPatentsSpan
Seoul, KR22006–2010