Zeng; Lingdong
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zeng; Lingdong.The latest application filed is for "magnetic knife supporter".
- Zeng; Lingdong - Zhongshan CN
- Zeng; Lingdong - Zhongshan City Guangdong CN
| Patent | Date |
|---|---|
| Magnetic knife supporter Grant 7,934,610 - Zeng May 3, 2 | 2011-05-03 |
| Multiple purposes cutting board Grant 7,637,488 - Zeng December 29, 2 | 2009-12-29 |
| Magnetic knife supporter App 20090101607 - Zeng; Lingdong | 2009-04-23 |
| Multiple purposes cutting board App 20090014935 - Zeng; Lingdong | 2009-01-15 |
| Multiple purposes cutting board App 20070267800 - Zeng; Lingdong | 2007-11-22 |
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