Inventor

FengFei Yang

Inventor
Kowloon, CN

Overview

3→
Patents
2018–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A63Hprimary
A63HToys, e.g. tops, dolls, hoops or building blocks40%
F01LCyclically operating valves for machines or engines20%
F02DControlling combustion engines20%
Y02TClimate change mitigation technologies related to transportation20%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2019Patents assigned to YANG FENGFEI (2)· patent assignee history
2018–2019Based in Kowloon, CN· patent location history
2021Patents assigned to GREAT WALL MOTOR CO LTD (1)· patent assignee history
2021Based in Baoding, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YANG FENGFEIself22018–2019
GREAT WALL MOTOR CO LTD12021
Locations
LocationPatentsSpan
Kowloon, CN22018–2019
Baoding, CN12021