Rupasree; Ragini Das
Patent Applications and Registrations
Patent applications and USPTO patent grants for Rupasree; Ragini Das.The latest application filed is for "organometallic complexes, and organic electroluminescent device and display using the same".
- Rupasree; Ragini Das - Suwon-si KR
| Patent | Date |
|---|---|
| Organometallic complexes, and organic electroluminescent device and display using the same Grant 10,411,199 - Noh , et al. Sept | 2019-09-10 |
| Organometallic Complexes, And Organic Electroluminescent Device And Display Using The Same App 20140158998 - NOH; Chang Ho ; et al. | 2014-06-12 |
| Electrochromic device Grant 8,446,659 - Noh , et al. May 21, 2 | 2013-05-21 |
| Electrochromic Device App 20110292487 - NOH; Chang-Ho ; et al. | 2011-12-01 |
| Binuclear organometallic complexes and organic electroluminescence device using the same Grant 7,306,857 - Rupasree Ragini , et al. December 11, 2 | 2007-12-11 |
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