Tien; Cheng-Jy
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tien; Cheng-Jy.The latest application filed is for "seat mechanism of electric wheelchair".
- Tien; Cheng-Jy - Minsyong Township Chiayi County TW
- Tien; Cheng-Jy - Chia-Yi TW
- Tien; Cheng-Jy - Chiayi Hsien TW
- Tien, Cheng-Jy - Chiayi City TW
| Patent | Date |
|---|---|
| Controller shifting device Grant 9,335,783 - Van Olst , et al. May 10, 2 | 2016-05-10 |
| Seat mechanism of electric wheelchair Grant 9,211,222 - Olst , et al. December 15, 2 | 2015-12-15 |
| Wheelchair shroud Grant D745,443 - Van Olst , et al. December 15, 2 | 2015-12-15 |
| Seat Mechanism Of Electric Wheelchair App 20150202103 - OLST; Eric Van ; et al. | 2015-07-23 |
| Controller Shifting Device App 20150128751 - VAN OLST; Eric ; et al. | 2015-05-14 |
| Battery quick-release structure for an electric mobility scooter Grant 7,413,045 - Tien August 19, 2 | 2008-08-19 |
| Battery quick-release structure for an electric mobility scooter App 20070119641 - Tien; Cheng-Jy | 2007-05-31 |
| Table adapted to an invalid chair arm App 20050061209 - Tien, Cheng-Jy | 2005-03-24 |
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