Chung; Chan-Hwa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chung; Chan-Hwa.The latest application filed is for "method of manufacturing powder having high surface area".
- Chung; Chan-Hwa - Seoul KR
- CHUNG; Chan Hwa - Suwon-si KR
- Chung; Chan Hwa - Goonpo KR
| Patent | Date |
|---|---|
| Method of manufacturing powder having high surface area Grant 9,676,034 - Chung , et al. June 13, 2 | 2017-06-13 |
| Method Of Manufacturing Powder Having High Surface Area App 20140283650 - Chung; Chan-Hwa ; et al. | 2014-09-25 |
| Method Of Forming Gold Thin Film And Printed Circuit Board App 20140076618 - CHO; Seong Min ; et al. | 2014-03-20 |
| Direct methanol fuel cell having reduced crossover of methanol and comprising a layer of material for controlling the diffusion rate of fuel Grant 7,588,853 - Chung , et al. September 15, 2 | 2009-09-15 |
| Method For Manufacturing Wire Grid Device App 20090022900 - Lee; Su-mi ; et al. | 2009-01-22 |
| Multi-layer ceramic substrate reforming apparatus and manufacturing method therefor App 20070154367 - Jang; Jae Hyuk ; et al. | 2007-07-05 |
| Direct methanol fuel cell having reduced crossover of methanol and comprising a layer of material for controlling the diffusion rate of fuel App 20070026286 - Chung; Chan-Hwa ; et al. | 2007-02-01 |
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