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Inventor

JIAYING CHEN

Inventor
CN

Overview

2→
Patents
2021–2025
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B62Mprimary
B62MRider propulsion of wheeled vehicles or sledges50%
B66BElevators50%
PatentTitleYear
12,246,794Bicycle pedal hook202511,192,756Safety control device for handrail, conveyor system and safety control method for handrail2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to OTIS ELEVATOR CO (1)· patent assignee history
2021–2025Based in CN· patent location history
2025Patents assigned to NING BO QI YING SPORTS EQUIPMENT CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NING BO QI YING SPORTS EQUIPMENT CO LTD12025
OTIS ELEVATOR CO12021
Locations
LocationPatentsSpan
CN22021–2025