Growing community of inventors

Hangzhou, China

Xinfa Du

Average Co-Inventor Count = 3.59

ph-index = 12

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 436

Xinfa DuQi Zhang (22 patents)Xinfa DuYiming Wang (19 patents)Xinfa DuSongfeng Wang (16 patents)Xinfa DuXing Fan (10 patents)Xinfa DuYongyong Zhan (10 patents)Xinfa DuTao He (9 patents)Xinfa DuHongliang Xu (4 patents)Xinfa DuLinjie Xu (3 patents)Xinfa DuHuizhong Yang (1 patent)Xinfa DuZhaobo Qing (1 patent)Xinfa DuBinhao Ruan (1 patent)Xinfa DuYuanyuan Zhou (1 patent)Xinfa DuYinghuan Kou (1 patent)Xinfa DuShaoqi Ma (1 patent)Xinfa DuXinfa Du (31 patents)Qi ZhangQi Zhang (42 patents)Yiming WangYiming Wang (22 patents)Songfeng WangSongfeng Wang (16 patents)Xing FanXing Fan (12 patents)Yongyong ZhanYongyong Zhan (11 patents)Tao HeTao He (20 patents)Hongliang XuHongliang Xu (4 patents)Linjie XuLinjie Xu (16 patents)Huizhong YangHuizhong Yang (14 patents)Zhaobo QingZhaobo Qing (11 patents)Binhao RuanBinhao Ruan (2 patents)Yuanyuan ZhouYuanyuan Zhou (1 patent)Yinghuan KouYinghuan Kou (1 patent)Shaoqi MaShaoqi Ma (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. T-max (hangzhou) Technology Co., Ltd. (26 from 40 patents)

2. T-max (hangzhou) Industrial Co., Ltd (4 from 14 patents)

3. T-max (huangzhou) Technology Co., Ltd. (1 from 1 patent)


31 patents:

1. 12410824 - Hydraulic oil-circuit system and hydraulic jack

2. 12304430 - Electric step device and vehicle having same

3. 12115940 - Vehicle and vehicle step apparatus with multiple drive motors

4. 12103828 - Winch, rope guide and transmission device having clutch function

5. 12083994 - Step mounting mechanism and motorized device

6. 12084323 - Winch, rope guide and transmission device having clutch function

7. 12017614 - Vehicle, running board assembly and drive assembly for running board

8. 11881063 - Management apparatus for a vehicle device, vehicle and server

9. 11713223 - Winch, rope guide and transmission device having clutch function

10. 11702012 - Vehicle running board apparatus and retractable device thereof

11. 11584387 - Step apparatus for vehicle and vehicle

12. 11577654 - Vehicle, running board assembly and drive assembly for running board

13. 11505128 - Foot step for vehicle and vehicle

14. 11414017 - Vehicle step apparatus and vehicle

15. 11376918 - Adjustment device, adjustor and shock absorber

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idiyas.com
as of
12/6/2025
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