Yi; Choong Hoon
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yi; Choong Hoon.The latest application filed is for "organic electro luminescent display and manufacturing method thereof".
- Yi; Choong Hoon -
- Yi; Choong Hoon - Seoul KR
- Yi, Choong-Hoon - Seoul-city KR
| Patent | Date |
|---|---|
| Organic electro luminescent display and manufacturing method thereof Grant 7,772,018 - Yi , et al. August 10, 2 | 2010-08-10 |
| Organic Electro Luminescent Display And Manufacturing Method Thereof App 20070166873 - Yi; Choong Hoon | 2007-07-19 |
| Organic electro luminescent display and manufacturing method thereof Grant 7,211,950 - Yi , et al. May 1, 2 | 2007-05-01 |
| Triodic rectifier switch Grant 6,791,522 - Yi , et al. September 14, 2 | 2004-09-14 |
| Organic electro luminescent display and manufacturing method thereof App 20040160175 - Yi, Choong Hoon | 2004-08-19 |
| Triodic rectifier switch Grant 6,670,649 - Yi , et al. December 30, 2 | 2003-12-30 |
| Triodic rectifier switch App 20020080637 - Yi, Choong-Hoon ; et al. | 2002-06-27 |
| Triodic rectifier switch App 20020063683 - Yi, Choong-Hoon ; et al. | 2002-05-30 |
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