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Inventor

Wanying Li

Inventor
Beijing, CN

Overview

1→
Patents
2007
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

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

C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere50%
C23FNon-mechanical removal of metallic material from surface50%
PatentTitleYear
7,244,372'Method for increasing stability of cooling fluid for engine'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to GREAT WALL LUBRICATING OIL APP (1)· patent assignee history
2007Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GREAT WALL LUBRICATING OIL APP12007
Locations
LocationPatentsSpan
Beijing, CN12007