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Inventor

Baoqiang SHAN

Inventor
CN

Overview

1→
Patents
2022
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B60Lprimary
B60LPropulsion of electrically-propelled vehicles33%
B61CLocomotives33%
B61LGuiding railway traffic33%
PatentTitleYear
11,247,704Activation apparatus of railway vehicle and railway vehicle having activation apparatus2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to CRRC QINGDAO SIFANG CO LTD (1)· patent assignee history
2022Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CRRC QINGDAO SIFANG CO LTD12022
Locations
LocationPatentsSpan
CN12022