Hong Li

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Train window structure and train with train window structure
- Patent number 11,186,298
- Issue date Nov 30, 2021
- CRRC Qingdao Sifang Co., Ltd.
- Hong Li
- B61 - RAILWAYS
Information Patent Grant
Side sliding door of railway vehicle
- Patent number 11,077,870
- Issue date Aug 3, 2021
- CRRC Qingdao Sifang Co., Ltd.
- Shanfei Li
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
SIDE SLIDING DOOR OF RAILWAY VEHICLE
- Publication number 20200180664
- Publication date Jun 11, 2020
- CRRC QINGDAO SIFANG CO., LTD.
- Shanfei LI
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
CAR BODY FOR A RAIL VEHICLE
- Publication number 20190389494
- Publication date Dec 26, 2019
- CRRC QINGDAO SIFANG CO., LTD.
- Sansan DING
- B61 - RAILWAYS
Information Patent Application
TRAIN WINDOW STRUCTURE AND TRAIN WITH TRAIN WINDOW STRUCTURE
- Publication number 20190202483
- Publication date Jul 4, 2019
- CRRC QINGDAO SIFANG CO., LTD.
- Hong Li
- B61 - RAILWAYS