Inventor · disambiguated record
Bert Jan Offrein
Also filed as: OFFREIN BERT · OFFREIN BERT J · OFFREIN BERT JAN
61 granted patents·5 pending applications·417 citations·filing 1999–2024
98Inventor score
Top patents by PatentIndex Score
66 records- 0196US10340661B2Electro-optical device with lateral current injection regionsIBM·Filed 2017·Granted Jul 2, 2019·13 cites·13 claims
- 0296US9389362B1Adaptive optical interconnection of components of an electro-optical circuitIBM·Filed 2015·Granted Jul 12, 2016·21 cites·13 claims
- 0395US12364172B2Electrical memristive devices based on bilayer arrangements of HfOy and WOxIBM·Filed 2021·Granted Jul 15, 2025·3 cites·19 claims
- 0494US7486847B1Chip carrier package with optical viasIBM·Filed 2008·Granted Feb 3, 2009·33 cites·1 claims
- 0594US7470069B1Optoelectronic MCM packageIBM·Filed 2008·Granted Dec 30, 2008·34 cites·1 claims
- 0694US7382946B2Electro-optical module comprising flexible connection cable and method of making the sameIBM·Filed 2007·Granted Jun 3, 2008·29 cites·7 claims
- 0793US11562221B2Optical synapsesIBM·Filed 2020·Granted Jan 24, 2023·5 cites·25 claims
- 0892US7505284B2System for assembling electronic components of an electronic systemIBM·Filed 2006·Granted Mar 17, 2009·24 cites·14 claims
- 0991US9864134B2Semiconductor structure and method for manufacturing a semiconductor structureIBM·Filed 2013·Granted Jan 9, 2018·9 cites·8 claims
- 1091US9179584B2Method of assembling an electro-optical deviceLA PORTA ANTONIO·Filed 2012·Granted Nov 3, 2015·18 cites·11 claims
- 1189US7724988B2Opto-electronic boardIBM·Filed 2007·Granted May 25, 2010·17 cites·17 claims
- 1288US8444328B2Electro-optical assembly fabricationOGGIONI STEFANO SERGIO·Filed 2010·Granted May 21, 2013·10 cites·2 claims
- 1388US7336864B2Opto-electronic boardIBM·Filed 2006·Granted Feb 26, 2008·13 cites·13 claims
- 1486US9002157B2Method of manufacturing a three dimensional photonic device by two photon absorption polymerizationIBM·Filed 2013·Granted Apr 7, 2015·8 cites·17 claims
- 1585US7212698B2Circuit board integrated optical coupling elementsIBM·Filed 2004·Granted May 1, 2007·30 cites·23 claims
- 1683US9036952B2Electro-optical assembly for silicon photonic chip and electro-optical carrierLA PORTA ANTONIO·Filed 2012·Granted May 19, 2015·7 cites·8 claims
- 1780US8873912B2Optical waveguide with embedded light-reflecting feature and method for fabricating the sameDANGEL ROGER F·Filed 2010·Granted Oct 28, 2014·6 cites·15 claims
- 1879US7480426B1Method of forming a three-dimensional stacked optical deviceIBM·Filed 2008·Granted Jan 20, 2009·7 cites·4 claims
- 1979US6501895B1Optical device with a defined total device stress and method for manufacturing itIBM·Filed 2000·Granted Dec 31, 2002·28 cites·4 claims
- 2077US10734787B2Electro-optical device with lateral current injection regionsIBM·Filed 2019·Granted Aug 4, 2020·1 cites·16 claims
- 2177US8979390B2Ferrule of multilayer waveguide connectorIBM·Filed 2012·Granted Mar 17, 2015·3 cites·11 claims
- 2277US8870472B2Computer program product for electro-optical assemblyIBM·Filed 2012·Granted Oct 28, 2014·2 cites·2 claims
- 2377US7523547B2Method for attaching a flexible structure to a device and a device having a flexible structureIBM·Filed 2006·Granted Apr 28, 2009·3 cites·1 claims
- 2477US7477811B1Method of forming a three-dimensional stacked optical deviceIBM·Filed 2008·Granted Jan 13, 2009·5 cites·4 claims
- 2575US8286345B2Method for attaching a flexible structure to a deviceDANGEL ROGER·Filed 2009·Granted Oct 16, 2012·3 cites·22 claims
- 2673US7961996B2Coupling device for use in optical waveguidesIBM·Filed 2009·Granted Jun 14, 2011·3 cites·9 claims
- 2771US10243323B2Method of fabricating a silicon photonic chip with integrated electro-optical component and lens elementIBM·Filed 2017·Granted Mar 26, 2019·1 cites·20 claims
- 2869US9791642B2Passive alignment of polymer waveguidesIBM·Filed 2017·Granted Oct 17, 2017·1 cites·4 claims
- 2968US9213154B2Optoelectronic packaging assemblyIBM·Filed 2014·Granted Dec 15, 2015·2 cites·19 claims
- 3067US9793682B2Silicon photonic chip with integrated electro-optical component and lens elementIBM·Filed 2015·Granted Oct 17, 2017·1 cites·17 claims
- 3166US11070029B2Method of forming an electro-optical device with lateral current injection regionsIBM·Filed 2019·Granted Jul 20, 2021·0 cites·10 claims
- 3266US10338630B2Optical computing systemIBM·Filed 2017·Granted Jul 2, 2019·1 cites·20 claims
- 3366US9671577B2Passive alignment of polymer waveguidesIBM·Filed 2015·Granted Jun 6, 2017·1 cites·18 claims
- 3465US9274293B2Arrangement of photonic chip and optical adaptor for coupling optical signalsIBM·Filed 2013·Granted Mar 1, 2016·1 cites·4 claims
- 3565US9055681B2Method for attaching a flexible structure to a device and a device having a flexible structureDANGEL ROGER·Filed 2012·Granted Jun 9, 2015·0 cites·17 claims
- 3665US7437392B2Transitioning a filter function of a two-port lattice-form planar waveguide optical delay line circuit filter from a start filter function to a target filter functionIBM·Filed 2005·Granted Oct 14, 2008·4 cites·31 claims
- 3765US6768857B2Method for manufacturing an optical device with a defined total device stressIBM·Filed 2002·Granted Jul 27, 2004·10 cites·14 claims
- 3863US7650693B2Method of assembling electronic components of an electronic system, and system thus obtainedIBM·Filed 2008·Granted Jan 26, 2010·2 cites·8 claims
- 3963US6483966B2Singlemode lightwaveguide-coupling elementIBM·Filed 2000·Granted Nov 19, 2002·9 cites·8 claims
- 4062US9323009B2Computer program product for electro-optical assemblyIBM·Filed 2014·Granted Apr 26, 2016·0 cites·4 claims
- 4162US7389012B2Electro-optical module comprising flexible connection cable and method of making the sameIBM·Filed 2004·Granted Jun 17, 2008·8 cites·5 claims
- 4261US9110254B2Method and spacer for assembling flexible optical waveguide ribbons, and assembled stack of such ribbonsDANGEL ROGER F·Filed 2010·Granted Aug 18, 2015·1 cites·19 claims
- 4361US7672560B2Coupling device for use in optical waveguidesIBM·Filed 2008·Granted Mar 2, 2010·2 cites·14 claims
- 4461US6782177B2Method for manufacturing an optical device with a defined total device stressIBM·Filed 2002·Granted Aug 24, 2004·8 cites·10 claims
- 4560US7376310B2Optical waveguide element with controlled birefringenceIBM·Filed 2003·Granted May 20, 2008·7 cites·12 claims
- 4660US6870967B2Pretrimming of tunable finite response (FIR) filterIBM·Filed 2002·Granted Mar 22, 2005·7 cites·13 claims
- 4759US9274289B2Fabricating an optical assemblyIBM·Filed 2012·Granted Mar 1, 2016·0 cites·4 claims
- 4859US8926197B2Method for fabricating an electro-optical assemblyIBM·Filed 2012·Granted Jan 6, 2015·0 cites·8 claims
- 4958US11402577B2Analog optic memory and signal processingIBM·Filed 2020·Granted Aug 2, 2022·0 cites·10 claims
- 5056US9329348B2Arrangement of photonic chip and optical adaptor for coupling optical signalsIBM·Filed 2013·Granted May 3, 2016·0 cites·5 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Bert Jan Offrein files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →