Inventor

Yuqing Ding

Inventor

Dongguan, CN

Overview

2005–2021

Patent span

Performing operations

Primary field (CPC B)

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

B01Dprimary

B01DSeparation25%

H04WWireless communication networks17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%

A62BDevices, apparatus or methods for life-saving8%

F04BPositive-displacement machines for liquids8%

F16KValves8%

H04BTransmission8%

Y10TTechnical subjects covered by former us classification8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2005Based in Baltimore, MD, US· patent location history

2009Patents assigned to HUNTER MENUFACTURING CO (1)· patent assignee history

2009Based in Perry Hall, MD, US· patent location history

2012Patents assigned to DING YUQING (2)· patent assignee history

2012Patents assigned to SCOTT TECH INC (2)· patent assignee history

2012Patents assigned to PARHAM MICHAEL (1)· patent assignee history

2012Based in Charlotte, NC, US· patent location history

2021Patents assigned to VIVO MOBILE COMMUNICATION CO LTD (2)· patent assignee history

2021Based in Dongguan, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DING YUQINGself	2	2012
SCOTT TECH INC	2	2012
VIVO MOBILE COMMUNICATION CO LTD	2	2021
HUNTER MENUFACTURING CO	1	2009
PARHAM MICHAEL	1	2012

Locations