LexDanaLexDanabeta
Inventor

Rongjin ZHENG

Inventor
CN

Overview

9→
Patents
2022–2023
Patent span
LOC
Primary field

Patents· 9 as inventor

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

LOC28primary
LOC2850%
A46BBrushes10%
A61CDentistry10%
LOC0310%
LOC0410%
LOC2410%
PatentTitleYear
11,779,443Rotation type electric toothbrush2023D0966607Curling iron2022D0966501Electric toothbrush head2022D0963345Electric toothbrush2022D0957055Hot air comb2022D0949551Children toothbrush box2022D0947539Toothbrush head2022D0945774Electric toothbrush2022D0942643Sterilizer2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to THUMBS UP INNOVATIONS TECH CO LTD (7)· patent assignee history
2022–2023Patents assigned to THUMBS UP CROSS BORDER E COMMERCE CO LTD (2)· patent assignee history
2022–2023Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
THUMBS UP INNOVATIONS TECH CO LTD72022
THUMBS UP CROSS BORDER E COMMERCE CO LTD22022–2023
Locations
LocationPatentsSpan
CN92022–2023