Inventor

Hongwei Fan

Inventor

Wujiang, CN

Overview

2→

Patents

2019–2021

Patent span

Textiles

Primary field (CPC D)

Patents· 2 as inventor

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

B29Cprimary

B29CShaping or joining of plastics17%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts17%

C08JWorking-up17%

D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons17%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons17%

D10BIndexing scheme associated with sublasses of section d, relating to textiles17%

PatentTitleYear

11,035,056Method for improving quality of polyester industrial yarn2021 10,315,351Apparatus and method for improving production efficiency of crystallizer bottleneck cooling2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to GUANGZHOU TECH LONG PACKAGING MACHINERY CO LTD (1)· patent assignee history

2019Based in Guangdong, CN· patent location history

2021Patents assigned to Jiangsu hengli chemical fibre co ltd (1)· patent assignee history

2021Based in Wujiang, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GUANGZHOU TECH LONG PACKAGING MACHINERY CO LTD	1	2019
Jiangsu hengli chemical fibre co ltd	1	2021

Locations

Location	Patents	Span
Wujiang, CN	1	2021
Guangdong, CN	1	2019