Assignee
LAPIS SEMICONDUCTOR CO LTD
JP·527 granted patents·60 pending applications·478 citations·filing 2010–2024
Top patents by PatentIndex Score
587 records- 0197US11719756B2Battery monitoring system and semiconductor deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2021·Granted Aug 8, 2023·3 cites·4 claims
- 0296US11854952B2Semiconductor device and measurement deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2022·Granted Dec 26, 2023·2 cites·4 claims
- 0396US11281034B2Output circuit, display driver, and display deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2021·Granted Mar 22, 2022·4 cites·22 claims
- 0495US11347257B2Output signal generation circuitLAPIS SEMICONDUCTOR CO LTD·Filed 2021·Granted May 31, 2022·3 cites·4 claims
- 0595US11200864B2Level voltage generation circuit, data driver, and display apparatusLAPIS SEMICONDUCTOR CO LTD·Filed 2021·Granted Dec 14, 2021·5 cites·5 claims
- 0695US10964287B1Level voltage generation circuit, data driver, and display apparatusLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Mar 30, 2021·5 cites·11 claims
- 0794US11105860B2Battery monitoring device and battery monitoring systemLAPIS SEMICONDUCTOR CO LTD·Filed 2018·Granted Aug 31, 2021·7 cites·12 claims
- 0894US11009904B2Output signal generation circuitLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted May 18, 2021·3 cites·2 claims
- 0994US10199007B2Output circuit and data driver of liquid crystal display deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2017·Granted Feb 5, 2019·7 cites·20 claims
- 1094US9827951B2Semiconductor device, wiper system, and moving body control methodLAPIS SEMICONDUCTOR CO LTD·Filed 2016·Granted Nov 28, 2017·6 cites·11 claims
- 1193US11907003B2Output signal generation circuitLAPIS SEMICONDUCTOR CO LTD·Filed 2023·Granted Feb 20, 2024·1 cites·5 claims
- 1293US2024361399A1Battery monitoring system and semiconductor deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 1392US9099026B2Source driver IC chipLAPIS SEMICONDUCTOR CO LTD·Filed 2013·Granted Aug 4, 2015·8 cites·11 claims
- 1491US11368128B2Capacitance sensor circuit and semiconductor integrated circuitLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Jun 21, 2022·2 cites·13 claims
- 1591US9559041B2Semiconductor device and process for fabricating the sameLAPIS SEMICONDUCTOR CO LTD·Filed 2015·Granted Jan 31, 2017·5 cites·4 claims
- 1691US8921987B2Semiconductor device and measurement device having an oscillatorLAPIS SEMICONDUCTOR CO LTD·Filed 2013·Granted Dec 30, 2014·8 cites·20 claims
- 1790US10559521B2Semiconductor device and process for fabricating the sameLAPIS SEMICONDUCTOR CO LTD·Filed 2018·Granted Feb 11, 2020·3 cites·10 claims
- 1890US9417683B2Driving device for driving a display unitLAPIS SEMICONDUCTOR CO LTD·Filed 2014·Granted Aug 16, 2016·7 cites·10 claims
- 1989US11567526B2Output signal generation circuitLAPIS SEMICONDUCTOR CO LTD·Filed 2022·Granted Jan 31, 2023·1 cites·10 claims
- 2089USD956707SCircuit boardLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Jul 5, 2022·14 cites·1 claims
- 2189US9940867B2Level shift circuit and display driverLAPIS SEMICONDUCTOR CO LTD·Filed 2016·Granted Apr 10, 2018·4 cites·12 claims
- 2289US9759781B2Battery monitoring system and battery monitoring chipLAPIS SEMICONDUCTOR CO LTD·Filed 2015·Granted Sep 12, 2017·9 cites·10 claims
- 2389US9542902B2Display device driverLAPIS SEMICONDUCTOR CO LTD·Filed 2015·Granted Jan 10, 2017·5 cites·8 claims
- 2488US11894447B2Method for manufacturing a semiconductor device with reduced variation of the impurity concentration near the surface of the semiconductor filmLAPIS SEMICONDUCTOR CO LTD·Filed 2021·Granted Feb 6, 2024·1 cites·3 claims
- 2588US11341886B2Digital-to-analog converter circuit and data driverLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted May 24, 2022·2 cites·4 claims
- 2688US10845838B2Reference voltage generation circuit and semiconductor deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Nov 24, 2020·2 cites·7 claims
- 2788US10497726B2Semiconductor device having silicon devices in a silicon layer and oxide semiconductor devices in an oxide semiconductor layer of a same chip and semiconductor device manufacturing methodLAPIS SEMICONDUCTOR CO LTD·Filed 2017·Granted Dec 3, 2019·6 cites·16 claims
- 2888US10446109B2Display driver converting pixel data pieces into gradation voltages and semiconductor apparatus including display driverLAPIS SEMICONDUCTOR CO LTD·Filed 2017·Granted Oct 15, 2019·5 cites·11 claims
- 2987US10630073B2Wireless power receiving device, wireless power supply device, wireless power transmission system, and method for protecting wireless power receiving device from excessive magnetic fieldLAPIS SEMICONDUCTOR CO LTD·Filed 2018·Granted Apr 21, 2020·4 cites·13 claims
- 3087US10607560B2Semiconductor device and data driverLAPIS SEMICONDUCTOR CO LTD·Filed 2018·Granted Mar 31, 2020·4 cites·17 claims
- 3187US10199000B2Source driver IC chipLAPIS SEMICONDUCTOR CO LTD·Filed 2016·Granted Feb 5, 2019·3 cites·6 claims
- 3287US9601993B2Boosting circuit of charge pump type and boosting methodLAPIS SEMICONDUCTOR CO LTD·Filed 2014·Granted Mar 21, 2017·6 cites·1 claims
- 3387US9570011B2Source driver IC chipLAPIS SEMICONDUCTOR CO LTD·Filed 2016·Granted Feb 14, 2017·3 cites·7 claims
- 3486US11068016B2Output signal generation circuitLAPIS SEMICONDUCTOR CO LTD·Filed 2017·Granted Jul 20, 2021·3 cites·8 claims
- 3586US10388209B2Interface circuitLAPIS SEMICONDUCTOR CO LTD·Filed 2017·Granted Aug 20, 2019·4 cites·5 claims
- 3686US10330736B2Semiconductor device, battery monitoring system, and diagnostic method for semiconductor deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2016·Granted Jun 25, 2019·3 cites·11 claims
- 3786US10096367B2Power supply circuit and semiconductor storage deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2017·Granted Oct 9, 2018·7 cites·13 claims
- 3886US9887578B2Charging control system and deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2016·Granted Feb 6, 2018·4 cites·4 claims
- 3986US9589501B2Display drive circuit including an output terminalLAPIS SEMICONDUCTOR CO LTD·Filed 2015·Granted Mar 7, 2017·3 cites·17 claims
- 4085US12347757B2Semiconductor device and measurement deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2023·Granted Jul 1, 2025·0 cites·4 claims
- 4185US11574609B2Display device and data driverLAPIS SEMICONDUCTOR CO LTD·Filed 2021·Granted Feb 7, 2023·1 cites·11 claims
- 4285US11373616B2Display driver suppressing color unevenness of liquid crystal displayLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Jun 28, 2022·2 cites·9 claims
- 4385US11315517B2Data driver and display apparatus that reduces deterioration of image quality due to decrease in pixel charging rate during supply of gradation voltage signalLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Apr 26, 2022·2 cites·8 claims
- 4485US11190193B2Semiconductor deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Nov 30, 2021·2 cites·5 claims
- 4585US10992280B2Wireless communication apparatusLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Apr 27, 2021·2 cites·3 claims
- 4685US9755644B2Interface circuitLAPIS SEMICONDUCTOR CO LTD·Filed 2016·Granted Sep 5, 2017·5 cites·16 claims
- 4785US9197217B2Semiconductor device, measurement device, and correction methodLAPIS SEMICONDUCTOR CO LTD·Filed 2013·Granted Nov 24, 2015·5 cites·17 claims
- 4884US11798509B2Display driver and display apparatusLAPIS SEMICONDUCTOR CO LTD·Filed 2020·Granted Oct 24, 2023·2 cites·3 claims
- 4984US10650771B2Output amplifier and display driverLAPIS SEMICONDUCTOR CO LTD·Filed 2018·Granted May 12, 2020·3 cites·7 claims
- 5084US9964661B2Determination device, electrical device, and method of determining moving stateLAPIS SEMICONDUCTOR CO LTD·Filed 2015·Granted May 8, 2018·2 cites·3 claims
Showing the top 50 of 587 patent records by PatentIndex Score.
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