Andrew Graham

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Portland, ME, US

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Patents Grantslast 30 patents

Information Patent Grant
Multiple-polarization cloaking for projected and writing surface vi...
- Patent number 11,500,280
- Issue date Nov 15, 2022
- Steelcase Inc.
- Andrew Graham
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Multiple-polarization cloaking
- Patent number 11,221,497
- Issue date Jan 11, 2022
- Steelcase Inc.
- Andrew Graham
- G02 - OPTICS
Information Patent Grant
Multiple-polarization cloaking for projected and writing surface vi...
- Patent number 11,106,124
- Issue date Aug 31, 2021
- Andrew Graham
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
MULTIPLE-POLARIZATION CLOAKING
- Publication number 20220082846
- Publication date Mar 17, 2022
- Steelcase Inc.
- Andrew Graham
- G02 - OPTICS
Information Patent Application
Multiple-Polarization Cloaking for Projected and Writing Surface Vi...
- Publication number 20210364905
- Publication date Nov 25, 2021
- Steelcase Inc.
- Andrew Graham
- F21 - LIGHTING
Information Patent Application
Multiple-Polarization Cloaking for Projected and Writing Surface Vi...
- Publication number 20190265584
- Publication date Aug 29, 2019
- Steelcase Inc.
- Andrew Graham
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
Multiple-Polarization Cloaking
- Publication number 20180348536
- Publication date Dec 6, 2018
- Steelcase Inc.
- Andrew Graham
- G02 - OPTICS