Inventor
Whanjin Roh
Inventor
Seoul, KR
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y02Eprimary
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution29%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy21%
Y10TTechnical subjects covered by former us classification14%
H01GCapacitors7%
H01HElectric switches7%
H02JElectric power networks7%
Y02PClimate change mitigation technologies in the production or processing of goods7%
Y02TClimate change mitigation technologies related to transportation7%
PatentTitleYear
8,257,848'Safety venting mechanism with tearing tooth structure for batteries'20128,067,112'Stacked lithium secondary battery and its fabrication utilizing a folded configuration'20117,558,050'Supercapacitor with reduced internal resistance'20097,259,475'Uninterruptible power supply for the backup of AC-power supply'20076,143,444'Method of preparing an electrode for lithium based secondary cell'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2012Based in Seoul, KR· patent location history
2007Patents assigned to EPPSCORE CO LTD (1)· patent assignee history
2009–2011Patents assigned to ENERLAND CO LTD (2)· patent assignee history
2011–2012Patents assigned to ROH WHANJIN (2)· patent assignee history
2012Patents assigned to A123 SYSTEMS INC (1)· patent assignee history
2012Patents assigned to BUTT SHAZAD M (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ENERLAND CO LTD | 2 | 2009–2011 |
| ROH WHANJINself | 2 | 2011–2012 |
| A123 SYSTEMS INC | 1 | 2012 |
| BUTT SHAZAD M | 1 | 2012 |
| EPPSCORE CO LTD | 1 | 2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 5 | 2000–2012 |