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Inventor

Li-Qun Yu

Inventor
Naperville, IL, US

Overview

3→
Patents
1998–2012
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A23Dprimary
A23DEdible oils or fats, e.g. margarines, shortenings or cooking oils14%
A23KFodder14%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for14%
A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation14%
A61KPreparations for medical, dental or toiletry purposes14%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations14%
B01DSeparation7%
C10GCracking hydrocarbon oils7%
PatentTitleYear
8,088,410'25-hydroxy Vitamin D3 compositions'20127,632,518'25-hydroxy vitamin D3 compositions'20095,772,901'Oil/water/biocatalyst three phase separation process'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to ENERGY BIOSYSTEMS CORP (1)· patent assignee history
1998Based in Houston, TX, US· patent location history
2009–2012Patents assigned to DSM IP ASSETS BV (2)· patent assignee history
2009–2012Based in Naperville, IL, US· patent location history
2012Patents assigned to MAZZARO STEPHEN THOMAS (1)· patent assignee history
2012Patents assigned to TRITSCH JEAN-CLAUDE (1)· patent assignee history
2012Patents assigned to YU LI-QUN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DSM IP ASSETS BV22009–2012
ENERGY BIOSYSTEMS CORP11998
MAZZARO STEPHEN THOMAS12012
TRITSCH JEAN-CLAUDE12012
YU LI-QUNself12012
Locations
LocationPatentsSpan
Naperville, Illinois, US22009–2012
Houston, Texas, US11998