Inventor

Hui Xu

Inventor

Cixi, CN

Overview

2012–2020

Patent span

Human necessities

Primary field (CPC A)

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

A47Lprimary

A47LDomestic washing or cleaning23%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications15%

A47JKitchen equipment8%

B01DSeparation8%

B05BSpraying apparatus8%

B63BShips or other waterborne vessels8%

C02FTreatment of water, waste water, sewage, or sludge8%

E02BHydraulic engineering8%

E03CDomestic plumbing installations for fresh water or waste water8%

F04DNon-positive-displacement pumps8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2012Patents assigned to CHINA NAT OFFSHORE OIL CORP (1)· patent assignee history

2012Patents assigned to CHINA OFFSHORE OIL ENGINEERING CO LTD (1)· patent assignee history

2012Patents assigned to FAN ZHI XIA (1)· patent assignee history

2012Patents assigned to GENG TAO (1)· patent assignee history

2012Based in Tianjin, CN· patent location history

2018–2020Patents assigned to NINGBO FOTILE KITCHEN WARE CO (4)· patent assignee history

2018–2020Based in Cixi, CN· patent location history

2020Based in Nantong, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NINGBO FOTILE KITCHEN WARE CO	4	2018–2020
CHINA NAT OFFSHORE OIL CORP	1	2012
CHINA OFFSHORE OIL ENGINEERING CO LTD	1	2012
FAN ZHI XIA	1	2012
GENG TAO	1	2012

Locations