LexDanaLexDanabeta
Inventor

YANGSHENG YE

Inventor
CN

Overview

1→
Patents
2021
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.

B28Bprimary
B28BShaping clay or other ceramic compositions50%
E01BPermanent way50%
PatentTitleYear
11,136,724Fiber-reinforced prestressed reinforced concrete sleeper2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to BEIJING TIEKE SHOUGANG TRACK TECH CO LTD (1)· patent assignee history
2021Patents assigned to CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED RAILWAY ENGINEERING RES INSTITUTE (1)· patent assignee history
2021Patents assigned to CHINA ACADEMY OF RAILWAY SCIENCES CORPORATON LIMITED RAILWAY ENGINEERING RES INSTITUTE (1)· patent assignee history
2021Patents assigned to CHINA ACADEMY RAILWAY SCIENCES CORP LTD (1)· patent assignee history
2021Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BEIJING TIEKE SHOUGANG TRACK TECH CO LTD12021
CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED RAILWAY ENGINEERING RES INSTITUTE12021
CHINA ACADEMY OF RAILWAY SCIENCES CORPORATON LIMITED RAILWAY ENGINEERING RES INSTITUTE12021
CHINA ACADEMY RAILWAY SCIENCES CORP LTD12021
Locations
LocationPatentsSpan
CN12021