CHENG; Chien-Chuan
Patent Applications and Registrations
Patent applications and USPTO patent grants for CHENG; Chien-Chuan.The latest application filed is for "gradual adjustment system and method of lumbar support of seat".
- CHENG; Chien-Chuan - New Taipei TW
- CHENG; Chien-Chuan - New Taipei City TW
- Cheng; Chien-Chuan - Kaohsiung TW
- Cheng; Chien-Chuan - Taipei City TW
| Patent | Date |
|---|---|
| Gradual Adjustment System And Method Of Lumbar Support Of Seat App 20180055230 - CHENG; Chien-Chuan | 2018-03-01 |
| Automatic Inflatable Cushion App 20160128490 - CHENG; Chien-Chuan ; et al. | 2016-05-12 |
| Quantitative Sensor And Manufacturing Method Thereof App 20130004370 - CHEN; Ying-Chung ; et al. | 2013-01-03 |
| Backrest structure App 20110133524 - Cheng; Chien-Chuan | 2011-06-09 |
| Seat adjusting method and system thereof App 20100289302 - Cheng; Chien-Chuan | 2010-11-18 |
| Dual purpose mat App 20080182071 - Cheng; Chien-chuan | 2008-07-31 |
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