Inventor

Jianping Qiu

Inventor

Hangzhou, CN

Overview

2003–2021

Patent span

Chemistry

Primary field (CPC C)

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

C09Dprimary

C09DCoating compositions, e.g. paints, varnishes or lacquers19%

C21DModifying the physical structure of ferrous metals13%

C23CCoating metallic material13%

A61KPreparations for medical, dental or toiletry purposes6%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%

B22FWorking metallic powder6%

B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding6%

B26BHand-held cutting tools not otherwise provided for6%

B43LArticles for writing or drawing upon6%

C09JAdhesives6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2003–2015Based in Hangzhou, CN· patent location history

2009–2012Patents assigned to INST PROCESS ENG CAS (2)· patent assignee history

2009–2014Based in Dalian, CN· patent location history

2012–2015Patents assigned to QIU JIANPING (4)· patent assignee history

2012–2014Patents assigned to WEI LIANQI (2)· patent assignee history

2014–2015Patents assigned to HANGZHOU GREAT STAR IND CO LTD (2)· patent assignee history

2014–2015Patents assigned to HANGZHOU GREAT STAR TOOLS CO LTD (2)· patent assignee history

2021Based in Dallas, TX, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
QIU JIANPINGself	4	2012–2015
HANGZHOU GREAT STAR IND CO LTD	2	2014–2015
HANGZHOU GREAT STAR TOOLS CO LTD	2	2014–2015
INST PROCESS ENG CAS	2	2009–2012
WEI LIANQI	2	2012–2014

Locations