LexDanaLexDanabeta
Inventor

JIANWEN CAO

Inventor
CN

Overview

2→
Patents
2022–2025
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

B66Bprimary
B66BElevators17%
F16DCouplings for transmitting rotation17%
H01LSemiconductor devices17%
H03KPulse technique17%
H10DInorganic electric semiconductor devices17%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications17%
PatentTitleYear
12,199,150Multi-level gate driver applied to SiC MOSFET202511,325,810Traction sheave safety device and elevator car emergency stop method thereof2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to SUZHOU TORIN DRIVE EQUIPMENT CO LTD (1)· patent assignee history
2022–2025Based in CN· patent location history
2025Patents assigned to UNIV ELECTRONIC SCI & TECH CHINA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUZHOU TORIN DRIVE EQUIPMENT CO LTD12022
UNIV ELECTRONIC SCI & TECH CHINA12025
Locations
LocationPatentsSpan
CN22022–2025