Inventor
Hong-Kyu Choi
Inventor
Yongin-si, KR
Overview
Patents· 11 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 energy13%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution13%
H01JElectric discharge tubes or discharge lamps10%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles6%
Y02PClimate change mitigation technologies in the production or processing of goods6%
Y02TClimate change mitigation technologies related to transportation6%
B60WConjoint control of vehicle sub-units of different type or different function3%
B60YIndexing scheme relating to aspects cross-cutting vehicle technology3%
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium3%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds3%
PatentTitleYear
10,270,095Lithium battery201910,008,922Switching power supply20189,991,515Rechargeable lithium battery20189,893,348'Positive active material for lithium secondary battery and lithium secondary battery'20189,518,620'Disconnector-type clutch for rear wheel-driving device in four-wheel driving electric vehicle'20169,184,443'Cathode active material, method of preparing the cathode material, cathode, and lithium secondary battery including the same'20159,061,577'Driving device for rear wheels of four wheel driving electric vehicle'20158,653,945'Apparatus for managing the operation of a ship block'20147,361,417'Phosphor layer, image display device employing the same and method for making the phosphor layer'20086,103,432'Method for forming black matrix'20005,679,046'Exposing method for forming fluorescent layer of color cathode ray tube and apparatus therefor'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2000Patents assigned to SAMSUNG DISPLAY DEVICES CO LTD (2)· patent assignee history
1997–2000Based in Suwon-si, KR· patent location history
2008–2019Patents assigned to SAMSUNG SDI CO LTD (5)· patent assignee history
2014Patents assigned to BAEK TAE HYUN (1)· patent assignee history
2014Patents assigned to CHOI HONG KYU (1)· patent assignee history
2014Based in Ulsan, KR· patent location history
2015–2016Patents assigned to HYUNDAI WIA CORP (2)· patent assignee history
2015–2019Based in Yongin-si, KR· patent location history
2015–2016Based in Gyeonggi-do, KR· patent location history
2018Based in Cheongju-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG SDI CO LTD | 5 | 2008–2019 |
| HYUNDAI WIA CORP | 2 | 2015–2016 |
| SAMSUNG DISPLAY DEVICES CO LTD | 2 | 1997–2000 |
| BAEK TAE HYUN | 1 | 2014 |
| CHOI HONG KYUself | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yongin-si, KR | 4 | 2015–2019 |
| Gyeonggi-do, KR | 2 | 2015–2016 |
| Suwon-si, KR | 2 | 1997–2000 |
| Cheongju-si, KR | 1 | 2018 |
| Ulsan, KR | 1 | 2014 |