Inventor
Maoxin Wei
Inventor
Naperville, IL, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing23%
G11BInformation storage based on relative movement between record carrier and transducer23%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds9%
D21HPulp compositions9%
C07CAcyclic or carbocyclic compounds5%
C07DHeterocyclic compounds5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C08JWorking-up5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
C08LCompositions of macromolecular compounds5%
PatentTitleYear
11,035,080Boronic acid containing polymers for papermaking process202110,920,065Low molecular weight dry powder polymer for use as paper-making dry strength agent202110,889,749Composition and method for recovering hydrocarbon fluids from a subterranean reservoir20218,060,674'Systems and methods for data storage devices and controllers'20117,529,869'Mixed-signal single-chip integrated system electronics for data storage devices'20097,475,173'Integrated disc drive controller'20096,594,716'Mixed-signal single-chip integrated system electronics for data storage devices'20036,314,480'Mixed-signal single-chip integrated system electronics for magnetic hard disk drives'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2003Patents assigned to CIRRUS LOGIC INC (2)· patent assignee history
2001–2009Based in Lousville, CO, US· patent location history
2003–2011Based in Louisville, CO, US· patent location history
2009–2011Patents assigned to BROADCOM CORP (3)· patent assignee history
2011Patents assigned to CHANG SHIANG-JYH (1)· patent assignee history
2021Patents assigned to ECOLAB USA INC (2)· patent assignee history
2021Patents assigned to CHAMPIONX USA INC (1)· patent assignee history
2021Based in Naperville, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BROADCOM CORP | 3 | 2009–2011 |
| CIRRUS LOGIC INC | 2 | 2001–2003 |
| ECOLAB USA INC | 2 | 2021 |
| CHAMPIONX USA INC | 1 | 2021 |
| CHANG SHIANG-JYH | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Naperville, Illinois, US | 3 | 2021 |
| Louisville, CO, US | 3 | 2003–2011 |
| Lousville, CO, US | 2 | 2001–2009 |