Inventor
Si-Geun Lee
Inventor
Daejeon, KR
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds29%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds29%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests29%
C07DHeterocyclic compounds14%
PatentTitleYear
7,439,378'Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same'20087,271,277'Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same'20076,245,907'Process for producing a high purity caprolactam'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001Patents assigned to HYOSUNG CORP (1)· patent assignee history
2001Based in Kyungki-do, KR· patent location history
2007–2008Patents assigned to LG CHEMICAL LTD (2)· patent assignee history
2007–2008Based in Daejeon, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LG CHEMICAL LTD | 2 | 2007–2008 |
| HYOSUNG CORP | 1 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Daejeon, KR | 2 | 2007–2008 |
| Kyungki-do, KR | 1 | 2001 |