LexDanaLexDanabeta
Inventor

Koun H. Lee

Inventor
Seoul, KR

Overview

2→
Patents
1994–2010
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C07Dprimary
C07DHeterocyclic compounds40%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
C07CAcyclic or carbocyclic compounds20%
F21VFunctional features or details of lighting devices or systems thereof20%
PatentTitleYear
7,745,439'Indene derivatives and process for the preparation thereof'20105,281,589'3-fused pyridiniummethyl cephalosporins'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to CHEIL FOODS & CHEM (1)· patent assignee history
1994–2010Based in Seoul, KR· patent location history
2010Patents assigned to CJ CORP (1)· patent assignee history
2010Patents assigned to JEIL PHARM CO LTD (1)· patent assignee history
2010Patents assigned to KOREA RES INST CHEM TECH (1)· patent assignee history
2010Patents assigned to KOREA RES INST OF BIOSCIENCE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHEIL FOODS & CHEM11994
CJ CORP12010
JEIL PHARM CO LTD12010
KOREA RES INST CHEM TECH12010
KOREA RES INST OF BIOSCIENCE12010
Locations
LocationPatentsSpan
Seoul, KR21994–2010