Inventor · disambiguated record
Todd Michael Lammers
Also filed as: LAMMERS TODD · LAMMERS TODD M · LAMMERS TODD MICHAEL
32 granted patents·1 pending application·137 citations·filing 2009–2022
96Inventor score
Top patents by PatentIndex Score
33 records- 0194US9984719B2Laser mode hopping detection for heat-assisted magnetic recording deviceSEAGATE TECHNOLOGY LLC·Filed 2015·Granted May 29, 2018·17 cites·18 claims
- 0293US10192578B1Sensorless monitoring of laser power instability in a heat-assisted magnetic recording headSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Jan 29, 2019·12 cites·20 claims
- 0391US10255940B1Sensorless monitoring of laser power instability in a heat-assisted magnetic recording headSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Apr 9, 2019·10 cites·22 claims
- 0489US9318153B2HAMR drive fault detection systemSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Apr 19, 2016·11 cites·12 claims
- 0587US9842618B1Combined write/active fly control for heat assisted magnetic recording in a reader over writer applicationSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Dec 12, 2017·8 cites·20 claims
- 0685US11495249B1Method and apparatus for magnetically recording data with three or more states per unit of dataSEAGATE TECHNOLOGY LLC·Filed 2021·Granted Nov 8, 2022·2 cites·18 claims
- 0785US10381036B1Laser bias calibrationSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Aug 13, 2019·7 cites·16 claims
- 0884US9905251B2Write current switching in a data storage deviceSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Feb 27, 2018·7 cites·20 claims
- 0983US10410668B1Sensorless monitoring of laser power instability in a heat-assisted magnetic recording headSEAGATE TECHNOLOGY LLC·Filed 2019·Granted Sep 10, 2019·4 cites·20 claims
- 1083US10164592B1Individually programmable preamplifierSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Dec 25, 2018·6 cites·20 claims
- 1182US9147431B2Multi-sensor data transducerSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Sep 29, 2015·5 cites·19 claims
- 1281US9241400B2Windowed reference planes for embedded conductorsSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Jan 19, 2016·7 cites·20 claims
- 1380US9245541B1Storage device with adaptive voltage generation systemSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Jan 26, 2016·4 cites·20 claims
- 1479US9269377B2Magnetic head with integrated write driverSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Feb 23, 2016·3 cites·20 claims
- 1578US9978401B1Chirped current profile with undershoot featureSEAGATE TECHNOLOGY LLC·Filed 2017·Granted May 22, 2018·3 cites·18 claims
- 1678US9916850B1Laser bias current controlSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Mar 13, 2018·4 cites·19 claims
- 1778US9886970B1Noise cancellation in multitransducer recordingSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Feb 6, 2018·4 cites·17 claims
- 1878US8687311B2Adjusting a preamp write current to apply an asymmetric signal at a write headDAKROUB HOUSAN·Filed 2012·Granted Apr 1, 2014·4 cites·20 claims
- 1974US10152997B1Laser current calibration using preamplifierSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Dec 11, 2018·3 cites·20 claims
- 2073US10056132B1Assignable registers on a preamp chipSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Aug 21, 2018·3 cites·22 claims
- 2171US9741386B1Setting laser current based on modulation level of an optical power sensor measurementSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Aug 22, 2017·2 cites·20 claims
- 2269US9672864B2Changing characteristics of signal patterns to reduce adjacent track interferenceSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Jun 6, 2017·2 cites·20 claims
- 2368US11631431B2Analog optical link for a moveable actuator in a data storage systemSEAGATE TECHNOLOGY LLC·Filed 2022·Granted Apr 18, 2023·0 cites·20 claims
- 2468US9779763B1Write signal adjustmentSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Oct 3, 2017·2 cites·20 claims
- 2568US9741385B1Digital automatic power controlSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Aug 22, 2017·2 cites·21 claims
- 2667US9355677B2Preamplifier for adjustable write currentSEAGATE TECHNOLOGY LLC·Filed 2014·Granted May 31, 2016·1 cites·20 claims
- 2766US10210887B1Chirped current profile with undershoot featureSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Feb 19, 2019·1 cites·20 claims
- 2865US9966100B1Setting laser current based on modulation level of an optical power sensor measurementSEAGATE TECHNOLOGY LLC·Filed 2017·Granted May 8, 2018·1 cites·20 claims
- 2963US2011116193A1Magnetic head with integrated write driverSEAGATE TECHNOLOGY LLC·Filed 2009·Application pending·0 cites
- 3062US9530438B1Storage device with adaptive voltage generation systemSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Dec 27, 2016·1 cites·20 claims
- 3161US10803886B1Bond-pad sharing for head-level thermocoupleSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Oct 13, 2020·1 cites·20 claims
- 3250US10199056B1Noise cancellation in multitransducer recordingSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Feb 5, 2019·0 cites·20 claims
- 3341US9747934B1Flexible dynamic loop with back-side impedance control structuresSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Aug 29, 2017·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →