Inventor

Liu Qiao

Inventor

Ann Arbor, MI, US

Overview

2005–2021

Patent span

Physics

Primary field (CPC G)

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

G05Bprimary

G05BControl or regulating systems in general33%

G06FElectric digital data processing8%

G06NComputing arrangements based on specific computational models8%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes8%

H01HElectric switches8%

H02HEmergency protective circuit arrangements8%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems8%

H03KPulse technique8%

H04BTransmission8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2005–2015Based in Ann Arbor, MI, US· patent location history

2007–2009Patents assigned to TOYOTA TECHNICAL CT U S A INC (2)· patent assignee history

2011–2015Patents assigned to QIAO LIU (3)· patent assignee history

2011–2012Patents assigned to TOYOTA ENG & MFG NORTH AMERICA (2)· patent assignee history

2012–2015Patents assigned to NAMBURU SETU MADHAVI (2)· patent assignee history

2021Patents assigned to ACCELINK TECH CO LTD (1)· patent assignee history

2021Based in Nepean, CA· patent location history

2021Based in Shanghai, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations