Chen; I-Fu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; I-Fu.The latest application filed is for "method for avoidance of blue light damage by using stem cell composition".
- Chen; I-Fu - Taipei TW
- CHEN; I-FU - TAIPEI CITY TW
- Chen; I-Fu - Taichung N/A TW
- CHEN; I-Fu - Taichung City TW
| Patent | Date |
|---|---|
| Method for preparing collagen having regeneration and repair effects from Wharton's Jelly mesenchymal stem cells Grant 10,961,502 - Chuang , et al. March 30, 2 | 2021-03-30 |
| Method For Avoidance Of Blue Light Damage By Using Stem Cell Composition App 20200261507 - CHUANG; PEI-CHUAN ; et al. | 2020-08-20 |
| Method For Preparing Collagen Having Regeneration And Repair Effects From Wharton's Jelly Mesenchymal Stem Cells App 20190276798 - CHUANG; PEI-CHUAN ; et al. | 2019-09-12 |
| Locking and unlocking nut structure Grant 8,801,350 - Chen , et al. August 12, 2 | 2014-08-12 |
| Locking and unlocking nut structure Grant 8,727,687 - Chen , et al. May 20, 2 | 2014-05-20 |
| Water Stopper Structure For A Washing Sink App 20140053328 - CHEN; I-Fu | 2014-02-27 |
| Structural Improvement Of Drain Pipe App 20130284301 - CHEN; I-Fu | 2013-10-31 |
| Locking And Unlocking Nut Structure App 20130287522 - CHEN; I-Fu ; et al. | 2013-10-31 |
| Locking And Unlocking Nut Structure App 20130280007 - CHEN; I-Fu ; et al. | 2013-10-24 |
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