CHEN; DER-SAN
Patent Applications and Registrations
Patent applications and USPTO patent grants for CHEN; DER-SAN.The latest application filed is for "motor control circuit system".
- CHEN; DER-SAN - TAIPEI TW
- Chen; Der-San - Tainan TW
- Chen; Der-San - Tainan City TW
- Chen; Der-San - Tainan County TW
- Chen; Der-San - Guantian Township Tainan County 720 TW
| Patent | Date |
|---|---|
| Motor Control Circuit System App 20190267920 - CHEN; DER-SAN CHEN | 2019-08-29 |
| Motor control circuit system Grant 10,396,691 - Chen A | 2019-08-27 |
| Motor Control Circuit System App 20160099668 - Chen; Der-San | 2016-04-07 |
| Sealed Master Cylinder and Plunger of Vehicle Hydraulic-Brake System App 20120110994 - Chen; Der-San | 2012-05-10 |
| Disc brake caliper Grant D630,141 - Chen January 4, 2 | 2011-01-04 |
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