Qingcai Guan

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San Mateo, CA, US

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Patents Grantslast 30 patents

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- Patent number 9,576,298
- Issue date Feb 21, 2017
- Quotient Technology Inc.
- Ravi Kant Keswani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
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- Patent number 9,424,585
- Issue date Aug 23, 2016
- Quotient Technology, Inc.
- Ravi Kant Keswani
- G07 - CHECKING-DEVICES
Information Patent Grant
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- Patent number 8,559,667
- Issue date Oct 15, 2013
- Coupons.com Incorporated
- Ravi Kant Keswani
- G07 - CHECKING-DEVICES
Information Patent Grant
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- Patent number 8,000,496
- Issue date Aug 16, 2011
- Coupons.com Incorporated
- Ravi Kant Keswani
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

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- Publication number 20170154352
- Publication date Jun 1, 2017
- Quotient Technology Inc.
- Ravi Kant Keswani
- G06 - COMPUTING CALCULATING COUNTING
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- Publication number 20160343021
- Publication date Nov 24, 2016
- Quotient Technology Inc.
- Ravi Kant Keswani
- G06 - COMPUTING CALCULATING COUNTING
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- Publication number 20140108117
- Publication date Apr 17, 2014
- COUPONS.COM INCORPORATED
- Ravi Kant Keswani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
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- Publication number 20110103653
- Publication date May 5, 2011
- COUPONS.COM INCORPORATED
- Ravi Kant Keswani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
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- Publication number 20080267500
- Publication date Oct 30, 2008
- COUPONS, INC.
- Ravi Kant Keswani
- G06 - COMPUTING CALCULATING COUNTING