Hsu; Chih Kao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hsu; Chih Kao.The latest application filed is for "steam distribution apparatus and methods for steam cleaning devices".
- Hsu; Chih Kao - Taipei TW
| Patent | Date |
|---|---|
| Steam distribution apparatus and methods for steam cleaning devices Grant 9,155,440 - Nuttall , et al. October 13, 2 | 2015-10-13 |
| Steam Distribution Apparatus And Methods For Steam Cleaning Devices App 20140259515 - NUTTALL; RONALD ANDREW ; et al. | 2014-09-18 |
| Steam generator Grant 8,554,063 - Hsu October 8, 2 | 2013-10-08 |
| Water Pump Device For Electric Appliances App 20130163968 - Hsu; Chih-Kao | 2013-06-27 |
| Steam Generator App 20120051723 - Hsu; Chih-Kao | 2012-03-01 |
| Steam Generator App 20110280553 - Hsu; Chih-Kao | 2011-11-17 |
| Floor Sweeper App 20110138570 - Hsu; Chih-Kao | 2011-06-16 |
| Rechargeable vacuum cleaner App 20070136984 - Hsu; Chih Kao | 2007-06-21 |
| Hand vacuum cleaner with dry & wet switcher App 20050251950 - Hsu, Chih Kao | 2005-11-17 |
| Waste recycle vacuum cleaner for generating power Grant 6,964,082 - Hsu November 15, 2 | 2005-11-15 |
| Hand vacuum cleaner App 20050050675 - Hsu, Chih-Kao | 2005-03-10 |
| Waste recycle vacuum cleaner for generating power App 20040117941 - Hsu, Chih-Kao | 2004-06-24 |
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