Assignee
QINGDAO QIANFENG CAPART INTL CORP
CN·5 granted patents·2 pending applications·10 citations·filing 2017–2024
Top patents by PatentIndex Score
7 records- 0155USD848121SHatQINGDAO QIANFENG CAPART INTL CORP·Filed 2017·Granted May 14, 2019·10 cites·1 claims
- 0254US2025127254A1Automatic hat taking machine of multi-station rotating hat ironing machine for hat making industryQINGDAO QIANFENG CAPART INTL CORP·Filed 2024·Application pending·0 cites
- 0353US12084800B2Flip-over assembly for automatic hat-making production line equipmentQINGDAO QIANFENG CAPART INTL CORP·Filed 2022·Granted Sep 10, 2024·0 cites·10 claims
- 0451US2025228326A1Multi-station rotating hat ironing machine for hat making industryQINGDAO QIANFENG CAPART INTL CORP·Filed 2024·Application pending·0 cites
- 0547US12089688B2Material pickup mechanism for automatic hat-making production line equipmentQINGDAO QIANFENG CAPART INTL CORP·Filed 2022·Granted Sep 17, 2024·0 cites·8 claims
- 0643US12448710B2Precise positioning mechanism for automatic hat-making production line equipmentQINGDAO QIANFENG CAPART INTL CORP·Filed 2022·Granted Oct 21, 2025·0 cites·10 claims
- 0741US10721988B2Woven hat and method for manufacturing woven hat by using ultrasonic sewing technology without sewing threadQINGDAO QIANFENG CAPART INTL CORP·Filed 2018·Granted Jul 28, 2020·0 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →