Inventor
Chang-min Han
Inventor
Ansan-si, KR
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television24%
H04LTransmission of digital information, e.g. telegraphic communication14%
G06FElectric digital data processing10%
A61LMethods or apparatus for sterilising materials or objects in general5%
B01DSeparation5%
C03CChemical composition of glasses, glazes or vitreous enamels5%
C08JWorking-up5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
G01RMeasuring electric variables5%
H01JElectric discharge tubes or discharge lamps5%
PatentTitleYear
11,034,802Superabsorbent polymer and method for preparing the same202111,007,488Separation of gases via carbonized vinylidene chloride copolymer gas separation membranes and processes therefor202110,440,206Fax function diagnosis method, and apparatus for performing the method201910,249,902Secondary battery transfer device and method for detecting receipt failure of secondary battery201910,051,148Cloud server, image forming apparatus and method for transmitting fax20189,883,077'Image forming apparatus and method of managing information thereof'20189,215,348'Method of selecting a workform having redefined attribute information in an image forming apparatus and image forming apparatus for performing the method'20159,036,216'Fax machine and method of performing handshaking process based on T.30 protocol'20158,494,131'Apparatus and method for data communication'20138,164,572'Image forming apparatus and method of displaying multilingual keyboard using the same'20128,123,986'Paste, method of manufacturing plasma display panel using the paste and plasma display apparatus'20127,881,445'Apparatus and method for data communication'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2015Patents assigned to SAMSUNG ELECTRONICS CO LTD (5)· patent assignee history
2011–2019Based in Ansan-si, KR· patent location history
2012Patents assigned to HAN CHANG MIN (2)· patent assignee history
2012Based in Gumi-si, KR· patent location history
2013–2018Patents assigned to HAN CHANG-MIN (3)· patent assignee history
2018Patents assigned to S PRINTING SOLUTION CO LTD (2)· patent assignee history
2018Based in Suwon-si, KR· patent location history
2019–2021Patents assigned to LG CHEMICAL LTD (2)· patent assignee history
2019–2021Based in Daejeon, KR· patent location history
2021Based in Midland, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 5 | 2011–2015 |
| HAN CHANG-MINself | 3 | 2013–2018 |
| HAN CHANG MINself | 2 | 2012 |
| LG CHEMICAL LTD | 2 | 2019–2021 |
| S PRINTING SOLUTION CO LTD | 2 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ansan-si, KR | 7 | 2011–2019 |
| Daejeon, KR | 2 | 2019–2021 |
| Midland, MI, US | 1 | 2021 |
| Suwon-si, KR | 1 | 2018 |
| Gumi-si, KR | 1 | 2012 |