Inventor

Lihua Dong

Inventor
Shenzhen, CN

Overview

2→
Patents
2017–2021
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

A61Lprimary
A61LMethods or apparatus for sterilising materials or objects in general11%
C23CCoating metallic material11%
E04DRoof coverings11%
E05CBolts or fastening devices for wings, specially for doors or windows11%
E05FDevices for moving wings into open or closed position11%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof11%
G08BSignalling systems, e.g. personal calling systems11%
H05KPrinted circuits11%
Y10TTechnical subjects covered by former us classification11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017Patents assigned to LIFETECH SCIENT (SHENZHEN) CO LTD (1)· patent assignee history
2017–2021Based in Shenzhen, CN· patent location history
2021Patents assigned to VERTIV TECH CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LIFETECH SCIENT (SHENZHEN) CO LTD12017
VERTIV TECH CO LTD12021
Locations
LocationPatentsSpan
Shenzhen, CN22017–2021