Inventor

Wen Yan

Inventor

Shenzhen City, CN

Overview

2007–2019

Patent span

Electricity

Primary field (CPC H)

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

LOC14primary

LOC1417%

B24BMachines, devices, or processes for grinding or polishing8%

C04BLime, magnesia8%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds8%

E01DConstruction of bridges, elevated roadways or viaducts8%

H01FMagnets8%

H01LSemiconductor devices8%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%

LOC218%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2007–2019Patents assigned to YAN WEN (4)· patent assignee history

2007–2008Based in Shenzhen City, CN· patent location history

2015Patents assigned to GAO FENG (1)· patent assignee history

2015Patents assigned to HUANG YUMEI (1)· patent assignee history

2015Based in Xi'an, Shaanxi, CN· patent location history

2017Patents assigned to HEERON TECH (WUHAN) NEW MAT CO LTD (1)· patent assignee history

2017Patents assigned to HEERON TECH(WUHAN)NEW MAT CO LTD (1)· patent assignee history

2017Based in Hubei, CN· patent location history

2017Based in Shanghai, CN· patent location history

2019Based in Neimenggu, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
YAN WENself	4	2007–2019
GAO FENG	1	2015
HEERON TECH (WUHAN) NEW MAT CO LTD	1	2017
HEERON TECH(WUHAN)NEW MAT CO LTD	1	2017
HUANG YUMEI	1	2015

Locations