LexDanaLexDanabeta
Inventor

Mengyang SHI

Inventor
CN

Overview

1→
Patents
2024
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E05Bprimary
E05BLocks33%
E05FDevices for moving wings into open or closed position33%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof33%
PatentTitleYear
12,104,424Logic intelligent control system of train door based on intelligent control units2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024Patents assigned to CRRC QINGDAO SIFANG CO LTD (1)· patent assignee history
2024Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CRRC QINGDAO SIFANG CO LTD12024
Locations
LocationPatentsSpan
CN12024