Inventor

Leming Cheng

Inventor

Hangzhou, CN

Overview

2014–2020

Patent span

Mechanical engineering

Primary field (CPC F)

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

Y02Eprimary

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution14%

B01DSeparation7%

F02CGas-turbine plants7%

F03GSpring, weight, inertia or like motors7%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants7%

F24SSolar heat collectors7%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%

B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids3%

C01BNon-metallic elements3%

F04DNon-positive-displacement pumps3%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2014Patents assigned to CEN KEFA (1)· patent assignee history

2014Patents assigned to CHENG LEMING (1)· patent assignee history

2014Patents assigned to FANG MENGXIANG (1)· patent assignee history

2014Patents assigned to GAO XIANG (1)· patent assignee history

2014–2020Based in Hangzhou, CN· patent location history

2019–2020Patents assigned to UNIV ZHEJIANG (4)· patent assignee history

2020Based in Zhejiang, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Hangzhou, CN	4	2014–2020
Zhejiang, CN	1	2020