Qi Dai

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Conductor pad
- Patent number D877103
- Issue date Mar 3, 2020
- OSRAM SYLVANIA Inc.
- Sridharan Venk
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Conductor pad for flexible circuits and flexible circuit incorporat...
- Patent number 10,368,436
- Issue date Jul 30, 2019
- OSRAM SYLVANIA Inc.
- Sridharan Venk
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Conductor pad
- Patent number D844577
- Issue date Apr 2, 2019
- OSRAM SYLVANIA Inc.
- Sridharan Venk
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Techniques for lumen maintenance and color shift compensation
- Patent number 9,743,483
- Issue date Aug 22, 2017
- OSRAM SYLVANIA Inc.
- Ming Li
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
CONDUCTOR PAD FOR FLEXIBLE CIRCUITS AND FLEXIBLE CIRCUIT INCORPORAT...
- Publication number 20190306976
- Publication date Oct 3, 2019
- OSRAM SYLVANIA INC.
- Sridharan Venk
- F21 - LIGHTING
Information Patent Application
LIGHTING DEVICES INCLUDING FORMED FLEXIBLE LIGHT ENGINES
- Publication number 20180119902
- Publication date May 3, 2018
- OSRAM SYLVANIA INC.
- Qi Dai
- F21 - LIGHTING
Information Patent Application
FORMABLE THREE-DIMENSIONAL LIGHTING DEVICES
- Publication number 20170307150
- Publication date Oct 26, 2017
- OSRAM SYLVANIA INC.
- Qi Dai
- F21 - LIGHTING
Information Patent Application
CONDUCTOR PAD FOR FLEXIBLE CIRCUITS AND FLEXIBLE CIRCUIT INCORPORAT...
- Publication number 20170188454
- Publication date Jun 29, 2017
- OSRAM SYLVANIA INC.
- Sridharan Venk
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
TECHNIQUES FOR LUMEN MAINTENANCE AND COLOR SHIFT COMPENSATION
- Publication number 20160227621
- Publication date Aug 4, 2016
- OSRAM SYLVANIA INC.
- Ming Li
- G01 - MEASURING TESTING