Inventor · disambiguated record
Chellappan Narayanan
Also filed as: NARAYANAN CHELLAPPAN
12 granted patents·5 pending applications·180 citations·filing 1995–2024
90Inventor score
Top patents by PatentIndex Score
17 records- 0189US10451421B2Resonant fiber optical gyroscope using antiresonant nodeless fiberHONEYWELL INT INC·Filed 2018·Granted Oct 22, 2019·6 cites·20 claims
- 0283US6442311B1Optical device having modified transmission characteristics by localized thermal treatmentAGERE SYST GUARDIAN CORP·Filed 1999·Granted Aug 27, 2002·64 cites·7 claims
- 0375US9252559B2Narrow bandwidth reflectors for reducing stimulated Brillouin scattering in optical cavitiesNARAYANAN CHELLAPPAN·Filed 2012·Granted Feb 2, 2016·7 cites·19 claims
- 0471US11880067B2Integrated environmentally insensitive modulator for interferometric gyroscopesHONEYWELL INT INC·Filed 2022·Granted Jan 23, 2024·0 cites·20 claims
- 0571US5978539AOptical device having a temperature independent spectral response using nonplanar geometric distortion of a substrateLUCENT TECHNOLOGIES INC·Filed 1997·Granted Nov 2, 1999·43 cites·16 claims
- 0663US11294120B2Integrated environmentally insensitive modulator for interferometric gyroscopesHONEYWELL INT INC·Filed 2020·Granted Apr 5, 2022·0 cites·20 claims
- 0760US2025298190A1Techniques for increasing a quality factor of an optical filter without substantially increasing filter size and applications thereofHONEYWELL INT INC·Filed 2024·Application pending·0 cites
- 0854US5980120AFiber array test method and apparatusLUCENT TECHNOLOGIES INC·Filed 1997·Granted Nov 9, 1999·19 cites·18 claims
- 0950US5768452ARadiolytic method for trimming planar waveguide couplersLUCENT TECHNOLOGIES INC·Filed 1996·Granted Jun 16, 1998·15 cites·22 claims
- 1048US5796906AOptical planar waveguide notch filtersLUCENT TECHNOLOGIES INC·Filed 1996·Granted Aug 18, 1998·14 cites·24 claims
- 1148US2010284018A1Systems and methods for effective relative intensity noise (rin) subtraction in depolarized gyrosHONEYWELL INT INC·Filed 2009·Application pending·0 cites
- 1246US2008116361A1Apparatus and method for chemical and biological sensingHONEYWELL INT INC·Filed 2006·Application pending·0 cites
- 1344US6055976AMethod of preparing end faces on integrated circuitsLUCENT TECHNOLOGIES INC·Filed 1998·Granted May 2, 2000·10 cites·8 claims
- 1442US2020388984A1Femtosecond laser with micro-gain element and hollow core fiberHONEYWELL INT INC·Filed 2019·Application pending·0 cites
- 1541US2020220319A1Femtosecond mode-locked laser with reduced radiation and temperature sensitivityHONEYWELL INT INC·Filed 2019·Application pending·0 cites
- 1631US5768457AMultilayered connector pads for supporting butt-joined optical arraysLUCENT TECHNOLOGIES INC·Filed 1995·Granted Jun 16, 1998·2 cites·9 claims
- 1729US5588085ARadiolytic method for making a mode-field transforming optical waveguideLUCENT TECHNOLOGIES INC·Filed 1996·Granted Dec 24, 1996·0 cites·14 claims
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