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Inventor

Jianjian YUAN

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.

B60Yprimary
B60YIndexing scheme relating to aspects cross-cutting vehicle technology25%
B61HBrakes or other retarding devices specially adapted for rail vehicles25%
F16HGearing25%
H02KDynamo-electric machines25%
PatentTitleYear
11,396,927Speed reducer, power system, straddle-type rail train, and rail transit system2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to BYD 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
BYD CO LTD12022
Locations
LocationPatentsSpan
CN12022