Inventor · disambiguated record
Folkert Horst
Also filed as: HORST FOLKERT · HORST FOLKERT D
38 granted patents·1 pending application·421 citations·filing 1999–2021
98Inventor score
Top patents by PatentIndex Score
39 records- 0195US12364172B2Electrical memristive devices based on bilayer arrangements of HfOy and WOxIBM·Filed 2021·Granted Jul 15, 2025·3 cites·19 claims
- 0295US10197971B1Integrated optical circuit for holographic information processingIBM·Filed 2017·Granted Feb 5, 2019·25 cites·18 claims
- 0395US9941664B1Hybrid III-V on silicon laser device with transverse mode filterIBM·Filed 2017·Granted Apr 10, 2018·19 cites·20 claims
- 0495US9742150B1Optical amplifier devices and silicon photonic circuit devices comprising such optical amplifier devicesIBM·Filed 2016·Granted Aug 22, 2017·12 cites·20 claims
- 0594US7486847B1Chip carrier package with optical viasIBM·Filed 2008·Granted Feb 3, 2009·33 cites·1 claims
- 0694US7470069B1Optoelectronic MCM packageIBM·Filed 2008·Granted Dec 30, 2008·34 cites·1 claims
- 0792US7454098B1Mechanically decoupled opto-mechanical connector for flexible optical waveguides embedded and/or attached to a printed circuit boardIBM·Filed 2008·Granted Nov 18, 2008·22 cites·3 claims
- 0889US10534204B2Structured photorefractive layer stackIBM·Filed 2017·Granted Jan 14, 2020·3 cites·20 claims
- 0988US6766083B2Tunable coupler device and optical filterIBM·Filed 2002·Granted Jul 20, 2004·49 cites·16 claims
- 1085US7212698B2Circuit board integrated optical coupling elementsIBM·Filed 2004·Granted May 1, 2007·30 cites·23 claims
- 1184US7406226B1Circular grating resonator structure with integrated electro-optical modulationIBM·Filed 2008·Granted Jul 29, 2008·11 cites·5 claims
- 1281US8594865B1Train control systemMATUSIAK RICHARD J·Filed 2012·Granted Nov 26, 2013·11 cites·14 claims
- 1380US8873912B2Optical waveguide with embedded light-reflecting feature and method for fabricating the sameDANGEL ROGER F·Filed 2010·Granted Oct 28, 2014·6 cites·15 claims
- 1478US7474825B1Circular grating resonator with integrated electro-optical modulationIBM·Filed 2008·Granted Jan 6, 2009·7 cites·5 claims
- 1576US10328922B2Train brake safety monitoring and fault action system with PTC brake performance assuranceNEW YORK AIR BRAKE LLC·Filed 2017·Granted Jun 25, 2019·2 cites·14 claims
- 1676US7389015B1Mechanically decoupled opto-mechanical connector for flexible optical waveguides embedded and/or attached to a printed circuit boardIBM·Filed 2007·Granted Jun 17, 2008·6 cites·3 claims
- 1775US10447006B2Electro-optical device with asymmetric, vertical current injection ohmic contactsIBM·Filed 2017·Granted Oct 15, 2019·2 cites·22 claims
- 1875US6799098B2Remote control system for a locomotive using voice commandsBELTPACK CORP·Filed 2002·Granted Sep 28, 2004·26 cites·40 claims
- 1973US7961996B2Coupling device for use in optical waveguidesIBM·Filed 2009·Granted Jun 14, 2011·3 cites·9 claims
- 2071US7794561B2Mechanically decoupled opto-mechanical connector for flexible optical waveguides embedded and/or attached to a printed circuit boardIBM·Filed 2008·Granted Sep 14, 2010·4 cites·1 claims
- 2168US8875311B2Scanning probe microscopy cantilever comprising an electromagnetic sensorHOFRICHTER JENS·Filed 2012·Granted Oct 28, 2014·2 cites·13 claims
- 2268US6863247B2Method and apparatus for transmitting signals to a locomotive control deviceBELTPACK CORP·Filed 2003·Granted Mar 8, 2005·27 cites·22 claims
- 2367US6975927B2Remote control system for locomotive with address exchange capabilityBELTPACK CORP·Filed 2002·Granted Dec 13, 2005·25 cites·45 claims
- 2465US9274293B2Arrangement of photonic chip and optical adaptor for coupling optical signalsIBM·Filed 2013·Granted Mar 1, 2016·1 cites·4 claims
- 2564US8019496B2Human machine interface for speed and location control with braking distance displayNEW YORK AIR BRAKE CORP·Filed 2007·Granted Sep 13, 2011·6 cites·13 claims
- 2664US7082232B2Optical cross-connect switchIBM·Filed 2002·Granted Jul 25, 2006·8 cites·13 claims
- 2762US6928342B2Method and apparatus implementing a communication protocol for use in a control systemBELTPACK CORP·Filed 2002·Granted Aug 9, 2005·19 cites·87 claims
- 2861US7672560B2Coupling device for use in optical waveguidesIBM·Filed 2008·Granted Mar 2, 2010·2 cites·14 claims
- 2960US6870967B2Pretrimming of tunable finite response (FIR) filterIBM·Filed 2002·Granted Mar 22, 2005·7 cites·13 claims
- 3058US11402577B2Analog optic memory and signal processingIBM·Filed 2020·Granted Aug 2, 2022·0 cites·10 claims
- 3156US9329348B2Arrangement of photonic chip and optical adaptor for coupling optical signalsIBM·Filed 2013·Granted May 3, 2016·0 cites·5 claims
- 3255US9658414B2Arrangement of photonic chip and optical adaptor for coupling optical signalsIBM·Filed 2015·Granted May 23, 2017·0 cites·4 claims
- 3355US9122027B2High-precision passive alignment of optical components with optical waveguides using a common adapterIBM·Filed 2013·Granted Sep 1, 2015·0 cites·7 claims
- 3455US9122028B2High-precision passive alignment of optical components with optical waveguides using a common adapterIBM·Filed 2013·Granted Sep 1, 2015·0 cites·7 claims
- 3554US10752267B2Radio blocking in a train control systemNEW YORK AIR BRAKE LLC·Filed 2018·Granted Aug 25, 2020·0 cites·14 claims
- 3654US6438292B1Broadening of arrayed waveguide grating passband responseIBM·Filed 2000·Granted Aug 20, 2002·4 cites·20 claims
- 3753US12430397B2Convolutions with optical finite impulse response filtersIBM·Filed 2021·Granted Sep 30, 2025·0 cites·18 claims
- 3846US2010067852A1Method for assembling a furrule for an optical wave guide connector, ferrule, wave guide ribbon and tool for assembling the ferruleIBM·Filed 2009·Application pending·0 cites
- 3944US6678452B1Optical waveguide deviceIBM·Filed 1999·Granted Jan 13, 2004·12 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →