LexDanaLexDanabeta
Inventor

HSU-HUI CHANG

Inventor
TW

Overview

3→
Patents
2021–2025
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.

A47Kprimary
A47KSanitary equipment33%
B01FMixing, e.g. dissolving, emulsifying or dispersing11%
B05BSpraying apparatus11%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables11%
F04BPositive-displacement machines for liquids11%
F04FPumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumped11%
F16KValves11%
PatentTitleYear
12,495,937Underneath large-capacity single-gas-pump foam generating device202511,471,009Paper dispenser202211,166,601Cleaning agent supply device2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2025Patents assigned to FANER AROMA PRODUCT CO LTD (3)· patent assignee history
2021–2022Based in TW· patent location history
2025Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FANER AROMA PRODUCT CO LTD32021–2025
Locations
LocationPatentsSpan
TW22021–2022
CN12025