Inventor

Yanwu Li

Inventor

Dundas, CA

Overview

3→

Patents

2011–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 3 as inventor

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

C07Dprimary

C07DHeterocyclic compounds14%

C11BProducing, e.g. by pressing raw materials or by extraction from waste materials, refining or preserving fats, fatty substances, e.g. lanolin, fatty oils or waxes14%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms14%

G01NInvestigating or analysing materials by determining their chemical or physical properties14%

G02BOptical elements, systems or apparatus14%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein14%

Y02PClimate change mitigation technologies in the production or processing of goods14%

PatentTitleYear

11,067,569Method of stabilizing molecules without refrigeration using water soluble polymers and applications thereof in performing chemical reactions2021 11,022,838Polarizing plate and liquid crystal display device2021 7,897,790'Thiophene compound and process for producing caffenofuran or analogue thereof from the same'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to SAN EI GEN FFI INC (1)· patent assignee history

2011Based in Sanda, JP· patent location history

2021Patents assigned to UNIV MCMASTER (1)· patent assignee history

2021Patents assigned to WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD (1)· patent assignee history

2021Based in Dundas, CA· patent location history

2021Based in Wuhan, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SAN EI GEN FFI INC	1	2011
UNIV MCMASTER	1	2021
WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD	1	2021

Locations

Location	Patents	Span
Dundas, CA	1	2021
Wuhan, CN	1	2021
Sanda, JP	1	2011