LexDanaLexDanabeta
Inventor

YUQIANG MA

Inventor
CN

Overview

4→
Patents
2022–2026
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

A47Lprimary
A47LDomestic washing or cleaning27%
F04DNon-positive-displacement pumps27%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants27%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy9%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%
PatentTitleYear
12,532,995Fan assembly and vacuum cleaner having same202612,402,765Fan assembly and vacuum cleaner having same202512,364,373Fan assembly and vacuum cleaner having same202511,223,039Anodes for sodium-ion batteries2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to CALIFORNIA INST OF TECHN (1)· patent assignee history
2022Patents assigned to UNIV SOUTHERN CALIFORNIA (1)· patent assignee history
2022Based in US· patent location history
2025–2026Patents assigned to JIANGSU MIDEA CLEANING APPLIANCES CO LTD (3)· patent assignee history
2025–2026Patents assigned to MIDEA GROUP CO LTD (3)· patent assignee history
2025–2026Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JIANGSU MIDEA CLEANING APPLIANCES CO LTD32025–2026
MIDEA GROUP CO LTD32025–2026
CALIFORNIA INST OF TECHN12022
UNIV SOUTHERN CALIFORNIA12022
Locations
LocationPatentsSpan
CN32025–2026
US12022