Inventor · disambiguated record
Ishwar D. Aggarwal
Also filed as: AGGARWAL ISHWAR · AGGARWAL ISHWAR D · AGGARWAL ISHWAR DAYAL
114 granted patents·30 pending applications·1,488 citations·filing 1975–2024
99Inventor score
Top patents by PatentIndex Score
144 records- 0198US5846889AInfrared transparent selenide glassesUS NAVY·Filed 1997·Granted Dec 8, 1998·226 cites·20 claims
- 0295US7242835B2Optical fiber clad-protective terminationsUS NAVY·Filed 2005·Granted Jul 10, 2007·64 cites·22 claims
- 0394US7211325B2Fluoride salt coated magnesium aluminateUS NAVY·Filed 2005·Granted May 1, 2007·18 cites·9 claims
- 0493US7295740B2High air fraction photonic band gap fibersUS NAVY·Filed 2007·Granted Nov 13, 2007·14 cites·10 claims
- 0593US7133590B2IR supercontinuum sourceUS NAVY·Filed 2005·Granted Nov 7, 2006·27 cites·20 claims
- 0692US9881774B2Copper indium gallium selenide (CIGS) thin films with composition controlled by co-sputteringFRANTZ JESSE A·Filed 2014·Granted Jan 30, 2018·9 cites·21 claims
- 0792US7449238B1LiF-coated doped and undoped yttrium oxideUS NAVY·Filed 2007·Granted Nov 11, 2008·17 cites·9 claims
- 0891US7327928B2Gas filled hollow core chalcogenide photonic bandgap fiber Raman device and methodUS NAVY·Filed 2006·Granted Feb 5, 2008·13 cites·7 claims
- 0990US7873251B2Photonic band gap germanate glass fibersBAYYA SHYAM S·Filed 2010·Granted Jan 18, 2011·8 cites·18 claims
- 1089US6928227B2Amplification with chalcogenide glass fiberFiled 2001·Granted Aug 9, 2005·32 cites·18 claims
- 1189US4339173AOptical waveguide containing P2 O5 and GeO2CORNING GLASS WORKS·Filed 1975·Granted Jul 13, 1982·50 cites·18 claims
- 1288US5651019ASolid-state blue laser sourceUS ARMY·Filed 1995·Granted Jul 22, 1997·66 cites·16 claims
- 1387US9207398B2Multi-core optical fibers for IR image transmissionGIBSON DANIEL J·Filed 2013·Granted Dec 8, 2015·5 cites·18 claims
- 1487US7528086B2Magnesium aluminate transparent ceramic having low scattering and absorption lossUS NAVY·Filed 2005·Granted May 5, 2009·11 cites·15 claims
- 1587US7283712B2Gas filled hollow core chalcogenide photonic bandgap fiber Raman device and methodUS NAVY·Filed 2005·Granted Oct 16, 2007·16 cites·23 claims
- 1686US11299428B2High strength ceramics with novel fracture modeUS GOV SEC NAVY·Filed 2017·Granted Apr 12, 2022·2 cites·6 claims
- 1786US9213215B2IR fiber broadband mid-IR light sourceSHAW LESLIE BRANDON·Filed 2013·Granted Dec 15, 2015·5 cites·20 claims
- 1886US8710470B2Wavelength and power scalable waveguiding-based infrared laser systemGATTASS RAFAEL R·Filed 2013·Granted Apr 29, 2014·9 cites·36 claims
- 1986US7285509B2Optical transmission of BGG glass materialUS NAVY·Filed 2004·Granted Oct 23, 2007·26 cites·25 claims
- 2085US7927705B2Low loss visible-IR transmitting glass-aluminum oxynitride composites and processUS NAVY·Filed 2005·Granted Apr 19, 2011·8 cites·8 claims
- 2185US7611661B1Spinel and process for making sameUS NAVY·Filed 2005·Granted Nov 3, 2009·9 cites·2 claims
- 2284US5735927AMethod for producing core/clad glass optical fiber preforms using hot isostatic pressingUS ARMY·Filed 1996·Granted Apr 7, 1998·37 cites·16 claims
- 2383US8894826B2Copper indium gallium selenide (CIGS) thin films with composition controlled by co-sputteringFRANTZ JESSE A·Filed 2010·Granted Nov 25, 2014·4 cites·15 claims
- 2482US6526782B1Multi heating zone apparatus and process for making core/clad glass fibersUS NAVY·Filed 2001·Granted Mar 4, 2003·11 cites·12 claims
- 2582US2024043342A1High strength ceramics with novel fracture modeUS GOV SEC NAVY·Filed 2023·Application pending·0 cites
- 2681US7670685B2Low loss visible-IR transmitting glass-ceramic spinel composites and processUS NAVY·Filed 2005·Granted Mar 2, 2010·6 cites·9 claims
- 2781US5525800ASelective multi-chemical fiber optic sensorUS ARMY·Filed 1994·Granted Jun 11, 1996·52 cites·20 claims
- 2880US7891215B2Thermally stable IR-transmitting chalcogenide glassUS NAVY·Filed 2010·Granted Feb 22, 2011·2 cites·11 claims
- 2979US11807580B2High strength ceramics with novel fracture modeUS GOV SEC NAVY·Filed 2022·Granted Nov 7, 2023·0 cites·5 claims
- 3079US7844162B2Method for fabricating IR-transmitting chalcogenide glass fiberUS NAVY·Filed 2009·Granted Nov 30, 2010·2 cites·4 claims
- 3178US9857295B2Comparative discrimination spectral detection system and method for the identification of chemicals with overlapping spectral signaturesPOUTOUS MENELAOS K·Filed 2015·Granted Jan 2, 2018·4 cites·16 claims
- 3278US8646612B2Method of forming metal oxide nano-powdersKIM WOOHONG·Filed 2012·Granted Feb 11, 2014·2 cites·6 claims
- 3378US6873893B1Missile warning and protection system for aircraft platformsUS NAVY·Filed 2003·Granted Mar 29, 2005·42 cites·24 claims
- 3478US5879426AProcess for making optical fibers from core and cladding glass rodsUS NAVY·Filed 1996·Granted Mar 9, 1999·25 cites·9 claims
- 3577US8277878B2Hot-pressed transparent ceramics and ceramic lasersSANGHERA JASBINDER S·Filed 2012·Granted Oct 2, 2012·2 cites·6 claims
- 3677US8266924B2Process of making low loss visible-IR transmitting glass-ceramic spinel compositesBAYYA SHYAM S·Filed 2010·Granted Sep 18, 2012·3 cites·8 claims
- 3777US5621522AFiber optic probe for determination of trace levels of organic pollutants using Raman spectroscopyUS ARMY·Filed 1995·Granted Apr 15, 1997·49 cites·21 claims
- 3876US7173367B2Coated non-oxide cathodoluminescent phosphors, films thereof and field emission devices therewithUS NAVY·Filed 2001·Granted Feb 6, 2007·23 cites·20 claims
- 3976US6993230B2Hollow core photonic band gap infrared fibersUS NAVY·Filed 2003·Granted Jan 31, 2006·17 cites·11 claims
- 4075US8571371B2Direct extrusion method for the fabrication of photonic band gap (PBG) fibers and fiber preformsGIBSON DANIEL J·Filed 2011·Granted Oct 29, 2013·4 cites·11 claims
- 4175US7809030B2OPO mid-IR wavelength converterUS NAVY·Filed 2009·Granted Oct 5, 2010·3 cites·8 claims
- 4275US5739536AFiber optic infrared cone penetrometer systemUS ARMY·Filed 1995·Granted Apr 14, 1998·61 cites·27 claims
- 4373US8929695B1N port fiber optical switchGATTASS RAFAEL·Filed 2012·Granted Jan 6, 2015·4 cites·17 claims
- 4473US5778125AOptical fiber terminationsUS NAVY·Filed 1996·Granted Jul 7, 1998·41 cites·20 claims
- 4572US9809501B2Calcium lanthanoid sulfide powders, methods of making, and ceramic bodies formed therefromBAYYA SHYAM S·Filed 2010·Granted Nov 7, 2017·1 cites·20 claims
- 4672US9469806B2Sintering aid coated YAG powders and agglomerates and methods for makingVILLALOBOS GUILLERMO R·Filed 2012·Granted Oct 18, 2016·2 cites·18 claims
- 4772US7693388B1Thermally stable IR transmitting chalcogenide glassUS NAVY·Filed 2008·Granted Apr 6, 2010·2 cites·4 claims
- 4871US9558920B2System and method for direct fiber-end surface structuringSANGHERA JASBINDER S·Filed 2014·Granted Jan 31, 2017·2 cites·14 claims
- 4971US9507090B2Phase and amplitude control for optical fiber outputSANGHERA JASBINDER S·Filed 2014·Granted Nov 29, 2016·2 cites·16 claims
- 5071US6015765ARare earth soluble telluride glassesUS NAVY·Filed 1997·Granted Jan 18, 2000·31 cites·20 claims
Showing the top 50 of 144 patent records by PatentIndex Score.
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