Inventor

Yunshi Zhang

Inventor

Tianjin, CN

Overview

1993–2021

Patent span

General tagging of new technological developments

Primary field (CPC Y)

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

H01Mprimary

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy23%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution23%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%

A61KPreparations for medical, dental or toiletry purposes5%

B22FWorking metallic powder5%

C01BNon-metallic elements5%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%

C08LCompositions of macromolecular compounds5%

C09DCoating compositions, e.g. paints, varnishes or lacquers5%

Y02PClimate change mitigation technologies in the production or processing of goods5%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to CAO XUEJUN (1)· patent assignee history

1993Patents assigned to CHEN JUN (1)· patent assignee history

1993Patents assigned to CHEN YOUXIAO (1)· patent assignee history

1993–1996Based in Tianjin, CN· patent location history

1994Patents assigned to NAN KAI UNIVERSITY (2)· patent assignee history

1994Based in North Village, CN· patent location history

1994Based in CN· patent location history

1995Based in Nankai University, CN· patent location history

2021Patents assigned to DSM IP ASSETS BV (1)· patent assignee history

2021Based in Kaiseraugst, CH· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations