Chuang; Johnson
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chuang; Johnson.The latest application filed is for "anti-electric shock power socket".
- Chuang; Johnson - Guangdong Province N/A CN
- Chuang, Johnson - Ta-Li City TW
- Chuang; Johnson - Lou-Chow Hsiang Taipei Hsien TW
| Patent | Date |
|---|---|
| Anti-electric shock power socket Grant 8,864,505 - Chuang October 21, 2 | 2014-10-21 |
| Anti-electric Shock Power Socket App 20130295789 - CHUANG; JOHNSON | 2013-11-07 |
| Wet Scrubber App 20020180072 - Chuang, Johnson ; et al. | 2002-12-05 |
| Interference-proof device for electric connector Grant 5,830,016 - Chuang November 3, 1 | 1998-11-03 |
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