Inventor
Xiangdong Qiu
Inventor
Cupertino, CA, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus27%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light20%
E21BEarth or rock drilling13%
C09KMaterials for miscellaneous applications, not provided for elsewhere7%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
G01VGeophysics3%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%
G05DSystems for controlling or regulating non-electric variables3%
G06TImage data processing or generation, in general3%
PatentTitleYear
10,047,593Optimizing matrix acidizing operations20189,529,112'Resistivity of chemically stimulated reservoirs'20169,133,683'Chemically targeted control of downhole flow control devices'20159,109,440'Estimating diffusion coefficient for a reservoir stimulation fluid'20159,098,889'Method for quantitative prediction of matrix acidizing treatment outcomes'20159,036,678'Light emitting semiconductor device'20158,475,056'Semiconductor device assembly'20138,215,850'Optical module with fiber feedthrough'20127,668,214'Light source'20107,130,121'Erbium-doped fiber amplifier and integrated module components'20067,044,660'Erbium-doped fiber amplifier and integrated circuit module components'20066,922,281'Erbium-doped fiber amplifier and integrated module components'20056,801,183'Temperature compensation for liquid crystal cell optical devices'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2006Patents assigned to LIGHTWAVES 2020 INC (4)· patent assignee history
2004–2015Based in Cupertino, CA, US· patent location history
2010–2015Patents assigned to JDS UNIPHASE CORP (3)· patent assignee history
2012–2015Patents assigned to QIU XIANGDONG (4)· patent assignee history
2012–2015Patents assigned to RAJU REDDY (3)· patent assignee history
2015–2018Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (5)· patent assignee history
2015–2018Based in Al-Khobar, SA· patent location history
2015Based in Dhahran, SA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SCHLUMBERGER TECHNOLOGY CORP | 5 | 2015–2018 |
| LIGHTWAVES 2020 INC | 4 | 2004–2006 |
| QIU XIANGDONGself | 4 | 2012–2015 |
| JDS UNIPHASE CORP | 3 | 2010–2015 |
| RAJU REDDY | 3 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cupertino, California, US | 8 | 2004–2015 |
| Al-Khobar, SA | 4 | 2015–2018 |
| Dhahran, SA | 1 | 2015 |