Songlin DAI

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Taizhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Telescopic water pipe
- Patent number 12,055,261
- Issue date Aug 6, 2024
- Zhejiang Helen Plastic Co., Ltd.
- Songlin Dai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Water pipe with synchronously retractable multi-layer
- Patent number 10,890,280
- Issue date Jan 12, 2021
- Zhejiang Helen Plastic Co., Ltd.
- Songlin Dai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Wear-resistant multi-layer retractable water pipe
- Patent number 10,495,240
- Issue date Dec 3, 2019
- Zhejiang Helen Plastic Co., Ltd.
- Songlin Dai
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

Information Patent Application
TELESCOPIC WATER PIPE
- Publication number 20210025537
- Publication date Jan 28, 2021
- Zhejiang Helen Plastic Co., Ltd.
- Songlin DAI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
WEAR-RESISTANT MULTI-LAYER RETRACTABLE WATER PIPE
- Publication number 20190323636
- Publication date Oct 24, 2019
- Zhejiang Helen Plastic Co., Ltd.
- Songlin DAI
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
WATER PIPE WITH SYNCHRONOUSLY RETRACTABLE MULTI-LAYER
- Publication number 20190093797
- Publication date Mar 28, 2019
- Zhejiang Helen Plastic Co., Ltd.
- Songlin DAI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...