Inventor

Yanfa Yan

Inventor

Littleton, CO, US

Overview

4→

Patents

2005–2014

Patent span

General tagging of new technological developments

Primary field (CPC Y)

Patents· 4 as inventor

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

H10Fprimary

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation21%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution21%

C23CCoating metallic material14%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1014%

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

C01GCompounds containing metals not covered by subclasses c01d or c01f7%

Y10TTechnical subjects covered by former us classification7%

PatentTitleYear

8,642,450'Low temperature junction growth using hot-wire chemical vapor deposition'2014 7,629,236'Method for passivating crystal silicon surfaces'2009 7,517,784'Method for producing high carrier concentration p-Type transparent conducting oxides'2009 6,908,782'High carrier concentration p-type transparent conducting oxide films'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Patents assigned to MIDWEST RES INSTITTUE (1)· patent assignee history

2005–2014Based in Littleton, CO, US· patent location history

2009–2014Patents assigned to ALLIANCE SUSTAINABLE ENERGY (3)· patent assignee history

2014Patents assigned to IWANICZKO EUGENE (1)· patent assignee history

2014Patents assigned to PAGE MATTHEW (1)· patent assignee history

2014Patents assigned to WANG QI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ALLIANCE SUSTAINABLE ENERGY	3	2009–2014
IWANICZKO EUGENE	1	2014
MIDWEST RES INSTITTUE	1	2005
PAGE MATTHEW	1	2014
WANG QI	1	2014

Locations

Location	Patents	Span
Littleton, CO, US	4	2005–2014