Inventor

Do-Kyu Pyun

Inventor

Hwaseong-si, KR

Overview

3→

Patents

2005–2018

Patent span

Chemistry

Primary field (CPC C)

Patents· 3 as inventor

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

C07Dprimary

C07DHeterocyclic compounds27%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations18%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium18%

A61KPreparations for medical, dental or toiletry purposes9%

C07BGeneral methods of organic chemistry9%

C07CAcyclic or carbocyclic compounds9%

Y02PClimate change mitigation technologies in the production or processing of goods9%

PatentTitleYear

9,879,038'Salt of tenofovir disoproxil'2018 9,840,506'Crystal of doripenem, and preparation method therefor'2017 6,858,727'Intermediate of carbapenem antibiotics and process for the preparation thereof'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Patents assigned to DONG WHA PHARM IND CO LTD (1)· patent assignee history

2005Patents assigned to KOREA RES INST CHEM TECH (1)· patent assignee history

2005Based in Taejon, KR· patent location history

2017–2018Patents assigned to JW PHARMACEUTICAL CORP (2)· patent assignee history

2017Based in Gyeonggi-do, KR· patent location history

2018Based in Hwaseong-si, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JW PHARMACEUTICAL CORP	2	2017–2018
DONG WHA PHARM IND CO LTD	1	2005
KOREA RES INST CHEM TECH	1	2005

Locations

Location	Patents	Span
Hwaseong-si, KR	1	2018
Gyeonggi-do, KR	1	2017
Taejon, KR	1	2005