Inventor · disambiguated record
Tetsuo Tateishi
Also filed as: TATEISHI TETSUO
58 granted patents·2 pending applications·1,286 citations·filing 1990–2024
98Inventor score
Files withROHM CO LTD32TEXAS INSTRUMENTS INC14TOYODA AUTOMATIC LOOM WORKS9TATEISHI TETSUO4CARPENTER BRIAN ASHLEY1
Top patents by PatentIndex Score
60 records- 0198US5912552ADC to DC converter with high efficiency for light loadsTOYODA AUTOMATIC LOOM WORKS·Filed 1997·Granted Jun 15, 1999·395 cites·35 claims
- 0297US7595624B2Slope compensation for switching regulatorTEXAS INSTRUMENTS INC·Filed 2006·Granted Sep 29, 2009·86 cites·6 claims
- 0396US8299588B1Structure and method for uniform current distribution in power supply moduleTATEISHI TETSUO·Filed 2011·Granted Oct 30, 2012·37 cites·12 claims
- 0494US11664775B2Switching power supply, semiconductor integrated circuit device, and differential input circuitROHM CO LTD·Filed 2022·Granted May 30, 2023·2 cites·11 claims
- 0594US10491099B2Switching regulatorROHM CO LTD·Filed 2016·Granted Nov 26, 2019·9 cites·22 claims
- 0693US6469481B1Parallel RC current detection circuit and DC/DC converter with a parallel RC current detection circuitTOYODA AUTOMATIC LOOM WORKS·Filed 1999·Granted Oct 22, 2002·121 cites·5 claims
- 0792US12040709B2Switching power supply deviceROHM CO LTD·Filed 2020·Granted Jul 16, 2024·3 cites·17 claims
- 0892US7652461B2High efficiency power converter operating free of an audible frequency rangeTEXAS INSTRUMENTS INC·Filed 2005·Granted Jan 26, 2010·38 cites·13 claims
- 0992US6057675ADC/DC converterTOYODA AUTOMATIC LOOM WORKS·Filed 1999·Granted May 2, 2000·124 cites·14 claims
- 1091US9389625B2DC-DC converter controller apparatus with dual-counter digital integratorTEXAS INSTRUMENTS INC·Filed 2014·Granted Jul 12, 2016·15 cites·20 claims
- 1190US12047045B2Switching power supply, semiconductor integrated circuit device, and differential input circuitROHM CO LTD·Filed 2023·Granted Jul 23, 2024·1 cites·12 claims
- 1290US6977488B1DC-DC converterTEXAS INSTRUMENTS INC·Filed 2003·Granted Dec 20, 2005·79 cites·12 claims
- 1388US6348833B1Soft starting reference voltage circuitTOYODA AUTOMATIC LOOM WORKS·Filed 1999·Granted Feb 19, 2002·59 cites·6 claims
- 1487US8278889B2Adaptive rectifier architecture and method for switching regulatorsTATEISHI TETSUO·Filed 2008·Granted Oct 2, 2012·25 cites·19 claims
- 1586US9423808B2DC to DC converter with pseudo constant switching frequencyTEXAS INSTRUMENTS INC·Filed 2013·Granted Aug 23, 2016·7 cites·4 claims
- 1685US9819895B2Switching power supply deviceROHM CO LTD·Filed 2017·Granted Nov 14, 2017·5 cites·16 claims
- 1784US10560017B2Charge pump, switch driver device, lighting device, and vehicleROHM CO LTD·Filed 2016·Granted Feb 11, 2020·4 cites·16 claims
- 1884US6812676B2DC-DC converter and controller for DC-DC converterTEXAS INSTRUMENTS INC·Filed 2003·Granted Nov 2, 2004·46 cites·9 claims
- 1982US11405008B2Switching power supply, semiconductor integrated circuit device, and differential input circuitROHM CO LTD·Filed 2018·Granted Aug 2, 2022·3 cites·12 claims
- 2082US11398771B2Switching regulator control circuit enabling fault protection operation, current-mode-control switching power supply device, and vehicleROHM CO LTD·Filed 2019·Granted Jul 26, 2022·2 cites·22 claims
- 2182US6642696B2DC-DC converter with a feedback controllerTEXAS INSTRUMENTS INC·Filed 2002·Granted Nov 4, 2003·43 cites·18 claims
- 2279US9240720B2Emulation based ripple cancellation for a DC-DC converterTEXAS INSTRUMENTS INC·Filed 2014·Granted Jan 19, 2016·5 cites·20 claims
- 2378US11068003B2Differential amplifierROHM CO LTD·Filed 2019·Granted Jul 20, 2021·3 cites·13 claims
- 2478US9876426B2On-period setting circuit, power control IC, and switching power supply deviceROHM CO LTD·Filed 2016·Granted Jan 23, 2018·3 cites·13 claims
- 2578US9160229B2DC-DC converterTEXAS INSTRUMENTS INC·Filed 2013·Granted Oct 13, 2015·5 cites·17 claims
- 2677US10355589B2Switching regulatorROHM CO LTD·Filed 2016·Granted Jul 16, 2019·3 cites·30 claims
- 2776US12034364B2Switching regulator provided with a fault protectorROHM CO LTD·Filed 2022·Granted Jul 9, 2024·0 cites·20 claims
- 2875US8680895B2Controlling power chain with same controller in either of two different applicationsCARPENTER BRIAN ASHLEY·Filed 2010·Granted Mar 25, 2014·5 cites·20 claims
- 2975US7903433B2Current balancing for multi-phase convertersTEXAS INSTRUMENTS INC·Filed 2007·Granted Mar 8, 2011·12 cites·15 claims
- 3075US2023406244A1Linear Power Supply CircuitROHM CO LTD·Filed 2023·Application pending·0 cites
- 3174US9954442B2Comparator circuit, power supply control IC, and switching power supply deviceROHM CO LTD·Filed 2017·Granted Apr 24, 2018·2 cites·15 claims
- 3272US8476887B2DC to DC converter with pseudo constant switching frequencyTATEISHI TETSUO·Filed 2009·Granted Jul 2, 2013·9 cites·11 claims
- 3371US11772586B2Linear power supply circuitROHM CO LTD·Filed 2022·Granted Oct 3, 2023·0 cites·12 claims
- 3471US10284087B2Step-up/step-down DC-DC converterROHM CO LTD·Filed 2016·Granted May 7, 2019·2 cites·8 claims
- 3570US10548192B2Light-emitting element driving device, semiconductor device, light-emitting device, and liquid crystal display deviceROHM CO LTD·Filed 2018·Granted Jan 28, 2020·1 cites·11 claims
- 3669US12230462B2Pulse control deviceROHM CO LTD·Filed 2022·Granted Feb 18, 2025·0 cites·7 claims
- 3769US7009440B2Pulse signal generator and display deviceTEXAS INSTRUMENTS INC·Filed 2004·Granted Mar 7, 2006·11 cites·20 claims
- 3868US10498243B2Comparator circuit, power supply control IC, and switching power supply deviceROHM CO LTD·Filed 2018·Granted Dec 3, 2019·1 cites·9 claims
- 3967US6140801ACircuit and method for charging a battery based on an allowable dissipation of a housingTOYODA AUTOMATIC LOOM WORKS·Filed 1999·Granted Oct 31, 2000·49 cites·9 claims
- 4064US10320292B2Phase compensation circuit and DC/DC converter using the sameROHM CO LTD·Filed 2017·Granted Jun 11, 2019·1 cites·23 claims
- 4164US10141850B2Comparator circuit, power supply control IC, and switching power supply deviceROHM CO LTD·Filed 2016·Granted Nov 27, 2018·1 cites·11 claims
- 4264US6989999B2Charge pump type DC/DC converter having stepwise adjustable output voltageTEXAS INSTRUMENTS INC·Filed 2004·Granted Jan 24, 2006·19 cites·16 claims
- 4362US8058860B2Single pin multi-VID bit interface circuit for dynamic voltage change of a DC/DC converterTATEISHI TETSUO·Filed 2009·Granted Nov 15, 2011·2 cites·18 claims
- 4461US10218269B2Switching regulator and integrated-circuit packageROHM CO LTD·Filed 2016·Granted Feb 26, 2019·1 cites·42 claims
- 4560US11338747B2Linear power supply circuitROHM CO LTD·Filed 2019·Granted May 24, 2022·0 cites·17 claims
- 4660US2024332271A1Semiconductor deviceROHM CO LTD·Filed 2024·Application pending·0 cites
- 4754US6924633B2Pulse width modulation controller with double pulse immunityTEXAS INSTRUMENTS INC·Filed 2003·Granted Aug 2, 2005·11 cites·9 claims
- 4853US10205393B2Comparator circuit, power supply control IC, and switching power supply deviceROHM CO LTD·Filed 2018·Granted Feb 12, 2019·0 cites·18 claims
- 4952US11532449B2Pulse control deviceROHM CO LTD·Filed 2018·Granted Dec 20, 2022·0 cites·9 claims
- 5052US6320364B1Current source circuitTOYODA AUTOMATIC LOOM WORKS·Filed 2000·Granted Nov 20, 2001·10 cites·5 claims
Showing the top 50 of 60 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Tetsuo Tateishi 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 →