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Inventor

Buzhao Niu

Inventor
Shandong, CN

Overview

3→
Patents
2017–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B60Lprimary
B60LPropulsion of electrically-propelled vehicles29%
B61CLocomotives14%
B61DBody details or kinds of railway vehicles14%
H01HElectric switches14%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines14%
H02JElectric power networks14%
PatentTitleYear
10,411,503Motor train unit auxiliary power supply apparatus201910,192,694Interlocking control device of multiple-unit train safety circuit20199,806,506'High voltage equipment box for railway vehicle'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2019Patents assigned to CRRC QINGDAO SIFANG CO LTD (3)· patent assignee history
2017–2019Based in Shandong, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CRRC QINGDAO SIFANG CO LTD32017–2019
Locations
LocationPatentsSpan
Shandong, CN32017–2019