Inventor
Geun-Seok Chai
Inventor
Yongin-si, KR
Overview
22→
Patents
2007–2018
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy29%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution29%
B82YSpecific uses or applications of nanostructures8%
Y02PClimate change mitigation technologies in the production or processing of goods7%
Y10TTechnical subjects covered by former us classification5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
B82BNanostructures formed by manipulation of individual atoms, molecules, or limited collections of atoms or molecules as discrete units3%
C01BNon-metallic elements3%
B22FWorking metallic powder1%
C04BLime, magnesia1%
PatentTitleYear
9,954,242Membrane-electrode assembly with a protective layer, and fuel cell stack and fabricating method of membrane-electrode assembly20189,653,741'Fuel cell stack'20179,543,590'Catalyst layer composition for fuel cell, electrode for fuel cell, method of preparing electrode for fuel cell, membrane-electrode assembly for fuel cell, and fuel cell system using the membrane-electrode assembly'20179,455,449'Electrode for fuel cell, and membrane-electrode assembly and fuel cell system including same'20169,413,026'Electricity generation unit and fuel cell stack'20169,397,369'Separator for fuel cell, and fuel cell system including same'20169,356,296'Membrane-electrode assembly for fuel cell and fuel cell stack with the same'20169,105,936'Fuel cell catalyst, method of preparing same, and membrane-electrode assembly for fuel cell and fuel cell system including same'20158,940,450'Membrane electrode assembly for fuel cell and fuel cell stack'20158,883,367'Catalyst for fuel cell, membrane-electrode assembly including same, and fuel cell system including same'20148,735,018'Fuel cell stack having a membrane electrode assembly with a protective layer at an oxidant inlet region'20148,735,017'Membrane-electrode assembly for fuel cell, method of manufacturing membrane-electrode assembly for fuel cell, and fuel cell system'20148,647,790'Replacement device for membrane-electrode assembly of fuel cell stack with separators having recess portions'20148,603,931'Method of preparing catalyst for fuel cell'20138,597,853'Electrode catalyst for fuel cell, membrane-electrode assembly for fuel cell including same, and fuel cell system including same'20138,574,783'Fuel cell stack including buffer protrusion system in connection channel'20138,435,693'Fuel cell stack'20138,404,615'Catalyst for a cathode of a mixed reactant fuel cell, membrane-electrode assembly for a mixed reactant fuel cell including the same, and mixed reactant fuel cell system including the same'20138,361,663'Porous carbon structure, method for preparing same, electrode catalyst for fuel cell, and electrode and membrane-electrode assembly including same'20138,158,056'Reactor for producing metal nanoparticles and arrangement having the reactor'20127,833,925'Method of preparing metal nanoparticles'20107,157,402'HCMS carbon capsule, electrocatalysts for fuel cell supported by HCMS carbon capsule, and method of preparing the same'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007Based in Daejeon, KR· patent location history
2010–2017Patents assigned to SAMSUNG SDI CO LTD (19)· patent assignee history
2010–2016Based in Suwon-si, KR· patent location history
2012–2017Patents assigned to CHAI GEUN-SEOK (19)· patent assignee history
2012–2017Patents assigned to MIN MYOUNG-KI (16)· patent assignee history
2013–2017Patents assigned to CHO SUNG-YONG (14)· patent assignee history
2013–2017Patents assigned to KIM HEE-TAK (14)· patent assignee history
2013–2018Based in Yongin-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHAI GEUN-SEOKself | 19 | 2012–2017 |
| SAMSUNG SDI CO LTD | 19 | 2010–2017 |
| MIN MYOUNG-KI | 16 | 2012–2017 |
| CHO SUNG-YONG | 14 | 2013–2017 |
| KIM HEE-TAK | 14 | 2013–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yongin-si, KR | 15 | 2013–2018 |
| Suwon-si, KR | 6 | 2010–2016 |
| Daejeon, KR | 1 | 2007 |