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Inventor

Yuan Wang

Inventor
Shanghai, CN

Overview

2→
Patents
2015–2021
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

E21Bprimary
E21BEarth or rock drilling50%
G06FElectric digital data processing50%
PatentTitleYear
10,975,678Production well apparatus for underground coal gasification and use thereof20219,223,853'Query expansion using add-on terms with assigned classifications'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015Patents assigned to MICROSOFT CORP (1)· patent assignee history
2015Patents assigned to MICROSOFT TECHNOLOGY LICENSING LLC (1)· patent assignee history
2015Based in Sammimish, WA, US· patent location history
2021Patents assigned to ZHONGWEI SHANGHAI ENERGY TECH CO LTD (1)· patent assignee history
2021Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MICROSOFT CORP12015
MICROSOFT TECHNOLOGY LICENSING LLC12015
ZHONGWEI SHANGHAI ENERGY TECH CO LTD12021
Locations
LocationPatentsSpan
Shanghai, CN12021
Sammimish, Washington, US12015