Huang; Jinfeng
Patent Applications and Registrations
Patent applications and USPTO patent grants for Huang; Jinfeng.The latest application filed is for "hot-work die steel with high toughness at low temperatures and high strength at high temperatures and high hardenability and preparation method thereof".
- Huang; Jinfeng - Eindhoven NL
- Huang; Jinfeng - Beijing CN
- Huang; Jinfeng - Shenzhen CN
Trademarks
| Patent | Date |
|---|---|
| Apparatus and method for detecting a tool Grant 11,452,495 - Pourtaherian , et al. September 27, 2 | 2022-09-27 |
| Hot-work Die Steel With High Toughness At Low Temperatures And High Strength At High Temperatures And High Hardenability And Preparation Method Thereof App 20220090243 - Huang; Jinfeng ; et al. | 2022-03-24 |
| Low carbon martensitic high temperature strength steel and preparation method thereof Grant 11,220,733 - Huang , et al. January 11, 2 | 2022-01-11 |
| Hot-work Die Steel And A Preparation Method Thereof App 20210363603 - HUANG; Jinfeng ; et al. | 2021-11-25 |
| Hot-work die steel and a preparation method thereof Grant 11,180,820 - Huang , et al. November 23, 2 | 2021-11-23 |
| Charger Grant D924,129 - Huang July 6, 2 | 2021-07-06 |
| Charger Grant D920,905 - Huang June 1, 2 | 2021-06-01 |
| An Apparatus And Method For Detecting A Tool App 20200297303 - POURTAHERIAN; ARASH ; et al. | 2020-09-24 |
| Sleep Evaluation Display Method And Device And Evaluation Equipment App 20190053753 - DAI; Peng ; et al. | 2019-02-21 |
| Sleep Monitoring Device Host Computer And Sleep Monitoring Device App 20160338637 - SHEN; Jinpeng ; et al. | 2016-11-24 |
| Illumination apparatus and method Grant 9,374,867 - Lou , et al. June 21, 2 | 2016-06-21 |
| Illumination Apparatus And Method App 20130278150 - Lou; DI ; et al. | 2013-10-24 |
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