Inventor
Chang Kyu Cho
Inventor
Kyungki-do, KR
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A45Dprimary
A45DHairdressing or shaving equipment22%
D04CBraiding or manufacture of lace, including bobbin-net or carbonised lace22%
A61BDiagnosis11%
G04GElectronic time-pieces11%
G08BSignalling systems, e.g. personal calling systems11%
H04BTransmission11%
H04MTelephonic communication11%
PatentTitleYear
6,827,089'Hair braider and an auxiliary device thereof'20046,819,220'Apparatus and method for exchanging message between portable devices of the same kind'20046,693,627'Apparatus and method for automatically displaying information'20046,520,187'Hair braider and auxiliary devices'20036,339,719'Apparatus and method for detecting sounds from a human body and displaying the detected sound information'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002Patents assigned to HITOUCH INC (1)· patent assignee history
2002–2004Based in Kyungki-do, KR· patent location history
2003–2004Patents assigned to LEE MYUN WOO (4)· patent assignee history
2003–2004Based in Seoul, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LEE MYUN WOO | 4 | 2003–2004 |
| HITOUCH INC | 1 | 2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kyungki-do, KR | 3 | 2002–2004 |
| Seoul, KR | 2 | 2003–2004 |