Kao; Chien-Chuan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kao; Chien-Chuan.The latest application filed is for "method for recycling eva plastic foamed material".
- Kao; Chien-Chuan - Chang Hwa Hsien TW
- Kao; Chien-Chuan - Changhua TW
- Kao; Chien-Chuan - Lukang Town TW
- Kao; Chien-Chuan - Taichung N/A TW
- KAO; CHIEN-CHUAN - Taichung City TW
| Patent | Date |
|---|---|
| Hexagonal mat Grant D927,222 - Kao August 10, 2 | 2021-08-10 |
| Method For Recycling Eva Plastic Foamed Material App 20200147837 - Kao; Chien-Chuan | 2020-05-14 |
| Floor Mat Puzzle App 20190264447 - Kao; Chien-Chuan | 2019-08-29 |
| Foam Pad App 20180222147 - Kao; Chien-Chuan | 2018-08-09 |
| Wrench Grant D821,168 - Kao June 26, 2 | 2018-06-26 |
| Ratchet wrench with efficient driver changing function Grant 9,931,737 - Kao , et al. April 3, 2 | 2018-04-03 |
| High Torque Ratchet Wrench App 20180036869 - KAO; CHIEN-CHUAN ; et al. | 2018-02-08 |
| Socket ratchet wrench Grant 9,789,593 - Kao October 17, 2 | 2017-10-17 |
| Ratchet Wrench With Efficient Driver Changing Function App 20170182638 - KAO; CHIEN-CHUAN ; et al. | 2017-06-29 |
| Socket Ratchet Wrench App 20160214241 - KAO; CHIEN-CHUAN | 2016-07-28 |
| Ratchet Wrench App 20140208897 - Kao; Chien-Chuan | 2014-07-31 |
| Ratchet wrench Grant 8,397,605 - Kao March 19, 2 | 2013-03-19 |
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