Wan; Sing Yan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wan; Sing Yan.The latest application filed is for "ink pumping".
- Wan; Sing Yan - Singapore SG
| Patent | Date |
|---|---|
| Ink pumping Grant 10,723,121 - Wan | 2020-07-28 |
| Ink pumping Grant 10,532,557 - Wan Ja | 2020-01-14 |
| Ink Pumping App 20190168501 - WAN; Sing Yan | 2019-06-06 |
| Ink Pumping App 20190143672 - WAN; Sing Yan | 2019-05-16 |
| Printer and method for delivering ink in the printer Grant 10,279,593 - Wan , et al. | 2019-05-07 |
| Printer And Method For Delivering Ink In The Printer App 20180250942 - Wan; Sing Yan ; et al. | 2018-09-06 |
| Printer fluid priming using multiple air priming units Grant 10,052,881 - Wan , et al. August 21, 2 | 2018-08-21 |
| Media linefeed error compensation method Grant 7,537,334 - Yang , et al. May 26, 2 | 2009-05-26 |
| Media linefeed error compensation method App 20070064079 - Yang; Aiqiang ; et al. | 2007-03-22 |
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