Du; Xinfa

Patent Applications and Registrations

Patent applications and USPTO patent grants for Du; Xinfa.The latest application filed is for "vehicle and vehicle step apparatus with multiple drive motors".

Company Profile

21.18.25

Du; Xinfa - Hangzhou CN
Du; Xinfa - Fuyang CN
Du; Xinfa - Zhejiang CN
DU; Xinfa - Fuyang City CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Vehicle step apparatus and vehicle Grant 11,414,017 - Qing , et al. August 16, 2	2022-08-16
Vehicle And Vehicle Step Apparatus With Multiple Drive Motors App 20220219612 - DU; Xinfa ; et al.	2022-07-14
Adjustment device, adjustor and shock absorber Grant 11,376,918 - Zhan , et al. July 5, 2	2022-07-05
Vehicle Running Board Apparatus And Retractable Device Thereof App 20220194299 - DU; Xinfa ; et al.	2022-06-23
Vehicle, running board assembly and drive assembly for running board Grant 11,318,889 - Du , et al. May 3, 2	2022-05-03
Vehicle, running board assembly and drive assembly for running board Grant 11,292,390 - Du , et al. April 5, 2	2022-04-05
Vehicle, Running Board Assembly And Drive Assembly For Running Board App 20210402928 - DU; Xinfa ; et al.	2021-12-30
Vehicle and vehicle step apparatus with multiple drive motors Grant 11,208,043 - Du , et al. December 28, 2	2021-12-28
Vehicle running board apparatus and retractable device thereof Grant 11,198,394 - Du , et al. December 14, 2	2021-12-14
Vehicle, Running Board Assembly And Drive Assembly For Running Board App 20210213885 - DU; Xinfa ; et al.	2021-07-15
Vehicle and vehicle step apparatus with multiple drive motors Grant 11,021,108 - Du , et al. June 1, 2	2021-06-01
Step Apparatus For Vehicle And Vehicle App 20210078591 - DU; Xinfa ; et al.	2021-03-18
Vehicle and running board device for vehicle Grant 10,821,904 - Du , et al. November 3, 2	2020-11-03
Foot Step For Vehicle And Vehicle App 20200331396 - DU; Xinfa ; et al.	2020-10-22
Adjustment Device, Adjustor And Shock Absorber App 20200290424 - ZHAN; Yongyong ; et al.	2020-09-17
Vehicle, Running Board Assembly And Drive Assembly For Running Board App 20200282914 - DU; Xinfa ; et al.	2020-09-10
Vehicle Step Apparatus And Vehicle App 20200282913 - QING; Zhaobo ; et al.	2020-09-10
Winch, Rope Guide And Transmission Device Having Clutch Function App 20200277169 - ZHAN; Yongyong ; et al.	2020-09-03
Vehicle And Vehicle Step Apparatus With Multiple Drive Motors App 20200269763 - DU; Xinfa ; et al.	2020-08-27
Management Apparatus For A Vehicle Device, Vehicle And Server App 20200265658 - DU; Xinfa ; et al.	2020-08-20
Vehicle And Vehicle Step Apparatus With Multiple Drive Motors App 20200262354 - DU; Xinfa ; et al.	2020-08-20
Vehicle, running board assembly and drive assembly for running board Grant 10,682,960 - Du , et al.	2020-06-16
Vehicle and vehicle step apparatus with multiple drive motors Grant 10,618,472 - Du , et al.	2020-04-14
Vehicle And Vehicle Step Apparatus With Multiple Drive Motors App 20200047674 - DU; Xinfa ; et al.	2020-02-13
Vehicle Running Board Apparatus And Retractable Device Thereof App 20200023780 - DU; Xinfa ; et al.	2020-01-23
Vehicle, Running Board Assembly And Drive Assembly For Running Board App 20200023779 - Du; Xinfa ; et al.	2020-01-23
Vehicle and vehicle step apparatus Grant 10,479,278 - Du , et al. Nov	2019-11-19
Vehicle And Running Board Device For Vehicle App 20190329711 - Du; Xinfa ; et al.	2019-10-31
Vehicle, running board assembly and drive assembly for running board Grant 10,384,614 - Du , et al. A	2019-08-20
Running board device and vehicle having the same Grant 10,272,842 - Du , et al.	2019-04-30
Vehicle and vehicle step apparatus Grant 10,124,735 - Du , et al. November 13, 2	2018-11-13
Running Board Device And Vehicle Having The Same App 20180257572 - DU; Xinfa ; et al.	2018-09-13
Vehicle step apparatus and motor assembly thereof Grant 9,688,205 - Du , et al. June 27, 2	2017-06-27
Vehicle step apparatus Grant 9,669,767 - Du , et al. June 6, 2	2017-06-06
Vehicle and vehicle step apparatus Grant 9,669,766 - Du , et al. June 6, 2	2017-06-06
Vehicle step apparatus and motor assembly thereof Grant 9,656,609 - Du , et al. May 23, 2	2017-05-23
Vehicle Step Apparatus And Motor Assembly Thereof App 20170036608 - DU; Xinfa ; et al.	2017-02-09
Vehicle And Vehicle Step Apparatus App 20170036607 - DU; Xinfa ; et al.	2017-02-09
Vehicle Step Apparatus App 20170036606 - DU; Xinfa ; et al.	2017-02-09
Vehicle Step Apparatus And Motor Assembly Thereof App 20170036605 - DU; XINFA ; et al.	2017-02-09
Vehicle And Vehicle Step Apparatus App 20170021781 - DU; Xinfa ; et al.	2017-01-26
Vehicle And Vehicle Step Apparatus App 20160347253 - DU; Xinfa ; et al.	2016-12-01
Vehicle Step Apparatus And Extending And Retracting Device Thereof App 20160039346 - Yang; Huizhong ; et al.	2016-02-11

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