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Inventor

Yoon-Hee Hong

Inventor
Kyungki-do, KR

Overview

2→
Patents
2002–2003
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.

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds50%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients50%
PatentTitleYear
6,559,272'Method for preparing copolyester resins using titanium dioxide/silicon dioxide coprecipitate catalyst in the form of suspension in glycol'20036,342,579'Method for preparing polyester resin copolymerized with 1,4-cyclohexanedimethanol'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to SK CHEMICAL CO LTD (1)· patent assignee history
2002–2003Based in Kyungki-do, KR· patent location history
2003Patents assigned to SK CHEMICALS CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SK CHEMICAL CO LTD12002
SK CHEMICALS CO LTD12003
Locations
LocationPatentsSpan
Kyungki-do, KR22002–2003