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Inventor

Xuyong Cao

Inventor
Hung Hom, CN

Overview

1→
Patents
2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A41Dprimary
A41DOuterwear50%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing50%
PatentTitleYear
10,980,294Leg-protecting apparatus having dynamic biological function2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to HONG KONG RES INST TEXTILES & APPAREL LTD (1)· patent assignee history
2021Based in Hung Hom, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HONG KONG RES INST TEXTILES & APPAREL LTD12021
Locations
LocationPatentsSpan
Hung Hom, CN12021