Hsien; Weng Po
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hsien; Weng Po.The latest application filed is for "ergonomic sanding block".
- Hsien; Weng Po - Dongguan N/A CN
- Hsien; Weng Po - Dongguan City CN
| Patent | Date |
|---|---|
| Ergonomic sanding block Grant 8,870,629 - Comstock , et al. October 28, 2 | 2014-10-28 |
| Ergonomic Sanding Block App 20120270482 - Comstock; Matthew S. ; et al. | 2012-10-25 |
| Sanding block Grant D661,566 - Comstock , et al. June 12, 2 | 2012-06-12 |
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