Sit; Kwok Wah
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sit; Kwok Wah.The latest application filed is for "diaper".
- Sit; Kwok Wah - Central HK
- Sit; Kwok Wah - Wanchai HK
- Sit; Kwok Wah - Hong Kong CN
| Patent | Date |
|---|---|
| Diaper Grant 10,299,969 - Lai , et al. | 2019-05-28 |
| Diaper App 20190038478 - Lai; Kin Yue Albert ; et al. | 2019-02-07 |
| Medical pad and a wetness reporting system with such a medical pad Grant 10,134,489 - Lai , et al. November 20, 2 | 2018-11-20 |
| Medical Pad And A Wetness Reporting System With Such A Medical Pad App 20170098044 - LAI; Kin Yue Albert ; et al. | 2017-04-06 |
| Rotating LED display device receiving data via infrared transmission Grant 7,099,701 - Lo , et al. August 29, 2 | 2006-08-29 |
| Rotating LED display device receiving data via infrared transmission App 20040102223 - Lo, Wai Kin ; et al. | 2004-05-27 |
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