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Inventor

Sun-Jong Ryoo

Inventor
Seoul, KR

Overview

3→
Patents
2002–2008
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.

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds50%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form17%
C02FTreatment of water, waste water, sewage, or sludge17%
C07CAcyclic or carbocyclic compounds17%
PatentTitleYear
7,442,745'Aminomethyl polystyrene resin and preparation process for the same'20086,875,822'Process for preparing tritylated polystyrene resin'20056,369,169'Modified polystyrene spherical, resin and process for decontaminating waste water by using the same'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2008Patents assigned to BEADTECH INC (3)· patent assignee history
2002–2008Based in Seoul, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BEADTECH INC32002–2008
Locations
LocationPatentsSpan
Seoul, KR32002–2008