Inventor
Seong-jin Byeon
Inventor
Seoul, KR
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G10Hprimary
G10HElectrophonic musical instruments33%
G11BInformation storage based on relative movement between record carrier and transducer33%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry17%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%
PatentTitleYear
10,619,006Dual metal cyanide catalyst, preparation method therefor, and method for preparing polycarbonate polyol by using catalyst20205,561,649'Disk recording medium and reproduction method and apparatus thereof'19965,546,368'Disk recording medium and reproduction method and apparatus thereof'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Patents assigned to SAMSUNG ELECTRONICS CO LTD (2)· patent assignee history
1996Based in Seoul, KR· patent location history
2020Patents assigned to POSCO (1)· patent assignee history
2020Patents assigned to RES INST IND SCIENCE & TECH (1)· patent assignee history
2020Patents assigned to RESEARCH INSTITUE OF INDUSTRIAL SCIENCE AND TECH (1)· patent assignee history
2020Based in Ulsan, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 2 | 1996 |
| POSCO | 1 | 2020 |
| RES INST IND SCIENCE & TECH | 1 | 2020 |
| RESEARCH INSTITUE OF INDUSTRIAL SCIENCE AND TECH | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 2 | 1996 |
| Ulsan, KR | 1 | 2020 |