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Inventor

Seok Chang

Inventor
Incheon, KR

Overview

21→
Patents
1992–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 21 as inventor

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

C07Fprimary
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
D06FLaundering, drying, ironing, pressing or folding textile articles8%
H03HImpedance networks, e.g. resonant circuits6%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
B81BMicrostructural devices or systems, e.g. micromechanical devices4%
B82YSpecific uses or applications of nanostructures4%
C23CCoating metallic material4%
G02BOptical elements, systems or apparatus4%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices4%
PatentTitleYear
10,563,343Dryer and method for controlling the same202010,513,812Washing machine and method of controlling the same201910,450,693Dryer and control method thereof20198,624,369'Balance filter packaging chip having balun mounted therein and manufacturing method thereof'20148,615,895'Clothes dryer'20137,977,207'MEMS device and fabrication method of the same'20117,800,280'MEMS device and fabrication method of the same'20107,501,911'Vertical comb actuator radio frequency micro-electro-mechanical system switch'20097,439,825'Integrated filter including FBAR and saw resonator and fabrication method therefor'20087,411,660'Laser straight ruler and method for measuring distance and projecting line using the straight ruler'20087,341,888'Balance filter packaging chip having balun mounted therein and manufacturing method thereof'20087,326,396'Method for preparing nanoporous carbons with enhanced mechanical strength and the nanoporous carbons prepared by the method'20087,169,477'Composition for preparing porous dielectric thin films'20077,129,202'Gemini surfactants and methods for preparing mesoporous materials using the same'20067,033,738'Process of forming a micro-pattern of a metal or a metal oxide'20066,965,045'Organic metal precursor for use in forming metal containing patterned films'20056,923,923'Metallic nanoparticle cluster ink and method for forming metal pattern using the same'20056,620,971'Asymmetric -ketoiminate ligand compound, preparation method thereof, and organometal percursor comprising the same'20036,303,805'Metallocene complexes and method of preparing the same'20016,284,701'Metallocene catalysts for olefin polymerization and method of polymerizing olefins using the metallocene catalysts'20015,133,564'Piston ring assembly for stirling engine'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2014Based in Seoul, KR· patent location history
2001Patents assigned to SAMSUNG GENERAL CHEMICALS CO (2)· patent assignee history
2003–2020Patents assigned to SAMSUNG ELECTRONICS CO LTD (15)· patent assignee history
2003–2008Based in Kumi-shi, KR· patent location history
2006–2007Based in Daejeon, KR· patent location history
2008–2020Based in Incheon, KR· patent location history
2010–2011Patents assigned to SAMSUNG ELECTRO MECH (2)· patent assignee history
2010–2013Based in Bucheon-si, KR· patent location history
2013Patents assigned to CHANG SEOK MO (1)· patent assignee history
2014Patents assigned to CHANG SEOK-MO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAMSUNG ELECTRONICS CO LTD152003–2020
SAMSUNG ELECTRO MECH22010–2011
SAMSUNG GENERAL CHEMICALS CO22001
CHANG SEOK MOself12013
CHANG SEOK-MOself12014
Locations
LocationPatentsSpan
Incheon, KR72008–2020
Kumi-shi, KR52003–2008
Bucheon-si, KR32010–2013
Seoul, KR21992–2014
Daejeon, KR22006–2007