Soemantri Widagdo

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Depok, ID

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Patents Grantslast 30 patents

Information Patent Grant
Retroreflective articles and devices having viscoelastic lightguide
- Patent number 9,551,475
- Issue date Jan 24, 2017
- 3M Innovative Properties Company
- Audrey A. Sherman
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Illumination device having remotely powered lightguide
- Patent number 9,476,637
- Issue date Oct 25, 2016
- 3M Innovative Properties Company
- Audrey A. Sherman
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Illumination device having remotely powered lightguide
- Patent number 8,864,362
- Issue date Oct 21, 2014
- 3M Innovative Properties Company
- Audrey A. Sherman
- A44 - HABERDASHERY JEWELLERY

Patents Applicationslast 30 patents

Information Patent Application
ILLUMINATION DEVICE HAVING REMOTELY POWERED LIGHTGUIDE
- Publication number 20150062961
- Publication date Mar 5, 2015
- 3M Innovative Properties Company
- Audrey A. Sherman
- G02 - OPTICS
Information Patent Application
RETROREFLECTIVE ARTICLES AND DEVICES HAVING VISCOELASTIC LIGHTGUIDE
- Publication number 20140160764
- Publication date Jun 12, 2014
- 3M Innovative Properties Company
- Audrey A. Sherman
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
ILLUMINATION DEVICE HAVING REMOTELY POWERED LIGHTGUIDE
- Publication number 20120201049
- Publication date Aug 9, 2012
- Audrey A. Sherman
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...