Inventor

Biao Du

Inventor

Kunshan, CN

Overview

2017–2019

Patent span

Mechanical engineering

Primary field (CPC F)

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

F01Nprimary

F01NGas-flow silencers or exhaust apparatus for machines or engines in general40%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof20%

F04BPositive-displacement machines for liquids20%

Y02TClimate change mitigation technologies related to transportation20%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2017Patents assigned to TENNECO AUTOMOTIVE OPERATING CO INC (1)· patent assignee history

2017Based in Shanghai, CN· patent location history

2019Patents assigned to TENNECO SUZHOU EMISSION SYSTEM CO LTD (1)· patent assignee history

2019Based in Kunshan, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TENNECO AUTOMOTIVE OPERATING CO INC	1	2017
TENNECO SUZHOU EMISSION SYSTEM CO LTD	1	2019

Locations

Location	Patents	Span
Kunshan, CN	1	2019
Shanghai, CN	1	2017