Inventor · disambiguated record
Eiji Yasuda
Also filed as: YASUDA EIJI
25 granted patents·11 pending applications·817 citations·filing 1989–2025
95Inventor score
Files withNUVOTON TECHNOLOGY CORP JAPAN6OMRON TATEISI ELECTRONICS CO6OLYMPUS CORP5PANASONIC IP MAN CO LTD5MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3
Top patents by PatentIndex Score
36 records- 0194US11069783B2Semiconductor device, semiconductor module, and packaged semiconductor devicePANASONIC SEMICONDUCTOR SOLUTIONS CO LTD·Filed 2020·Granted Jul 20, 2021·4 cites·17 claims
- 0294USD813182SSemiconductor devicePANASONIC IP MAN CO LTD·Filed 2017·Granted Mar 20, 2018·55 cites·1 claims
- 0392US7265604B2High-frequency switch circuit arrangementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Sep 4, 2007·23 cites·5 claims
- 0490US6069698AOptical imaging apparatus which radiates a low coherence light beam onto a test object, receives optical information from light scattered by the object, and constructs therefrom a cross-sectional image of the objectOLYMPUS OPTICAL CO·Filed 1998·Granted May 30, 2000·539 cites·35 claims
- 0588US11056563B2Semiconductor device, semiconductor module, and packaged semiconductor devicePANASONIC SEMICONDUCTOR SOLUTIONS CO LTD·Filed 2020·Granted Jul 6, 2021·2 cites·7 claims
- 0686US6950245B2Optical system, and optical apparatusOLYMPUS CORP·Filed 2004·Granted Sep 27, 2005·28 cites·10 claims
- 0781US7337547B2High frequency switching circuit deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Mar 4, 2008·12 cites·10 claims
- 0879US2025351556A1Semiconductor deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2025·Application pending·0 cites
- 0974US6833966B2Optical system, and optical apparatusOLYMPUS CORP·Filed 2003·Granted Dec 21, 2004·13 cites·15 claims
- 1070US10854744B2Semiconductor devicePANASONIC IP MAN CO LTD·Filed 2019·Granted Dec 1, 2020·1 cites·12 claims
- 1168US7250642B2Field-effect transistorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jul 31, 2007·4 cites·11 claims
- 1265US6327493B1Light scanning devices of a water-tight structure to be inserted into a body cavity to obtain optical information on inside of a biological tissueOLYMPUS OPTICAL CO·Filed 1998·Granted Dec 4, 2001·126 cites·48 claims
- 1360US9542795B2Switch unit and game machineOKAZAKI RYOJI·Filed 2012·Granted Jan 10, 2017·2 cites·16 claims
- 1460US2025344440A1Semiconductor deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2025·Application pending·0 cites
- 1559US11056589B2Semiconductor devicePANASONIC SEMICONDUCTOR SOLUTIONS CO LTD·Filed 2020·Granted Jul 6, 2021·0 cites·27 claims
- 1657US10955337B2Method of estimating optical physical property value distribution, computer-readable recording medium and optical physical property value distribution estimating apparatusOLYMPUS CORP·Filed 2019·Granted Mar 23, 2021·0 cites·14 claims
- 1754US2023127130A1Power supply station and two-wheeled vehicleOMRON TATEISI ELECTRONICS CO·Filed 2022·Application pending·0 cites
- 1853US12333892B2Illumination device and gaming machine equipped with sameOMRON TATEISI ELECTRONICS CO·Filed 2023·Granted Jun 17, 2025·0 cites·16 claims
- 1953US2019157403A1Semiconductor device, semiconductor module, and packaged semiconductor devicePANASONIC IP MAN CO LTD·Filed 2019·Application pending·0 cites
- 2053US2023103134A1Temperature stimulation unit and amusement machineOMRON TATEISI ELECTRONICS CO·Filed 2022·Application pending·0 cites
- 2152US12142678B2Semiconductor deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2023·Granted Nov 12, 2024·0 cites·7 claims
- 2252US11637176B2Semiconductor deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2022·Granted Apr 25, 2023·0 cites·10 claims
- 2351US12469357B2Illumination device and gaming machine equipped with sameOMRON TATEISI ELECTRONICS CO·Filed 2023·Granted Nov 11, 2025·0 cites·14 claims
- 2451US7301710B2Optical system, and optical apparatusOLYMPUS CORP·Filed 2004·Granted Nov 27, 2007·2 cites·22 claims
- 2551US2024119808A1Presentation device and gaming machineOMRON TATEISI ELECTRONICS CO·Filed 2023·Application pending·0 cites
- 2650US11769829B1Semiconductor deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2022·Granted Sep 26, 2023·0 cites·7 claims
- 2750US7209295B2Optical system, and optical apparatusOLYMPUS CORP·Filed 2003·Granted Apr 24, 2007·2 cites·51 claims
- 2849US12051747B2Semiconductor deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2023·Granted Jul 30, 2024·0 cites·11 claims
- 2948US2023096531A1Temperature stimulation unit and amusement machineOMRON TATEISI ELECTRONICS CO·Filed 2022·Application pending·0 cites
- 3045US2004181301A1Sound information output control circuit and display unit provided with sameFiled 2004·Application pending·0 cites
- 3143US5085159ANeedle thread feed regulating device for overseaming sewing machinePEGASUS SEWING MACHINE MFG CO·Filed 1989·Granted Feb 4, 1992·4 cites·9 claims
- 3243US2009086394A1Protection circuit and semiconductor integrated circuitYASUDA EIJI·Filed 2008·Application pending·0 cites
- 3341US7541860B2Current control circuit used for voltage booster circuitPANASONIC CORP·Filed 2008·Granted Jun 2, 2009·0 cites·10 claims
- 3437US10636906B2Semiconductor device including first and second metal oxide semiconductor transistorsPANASONIC IP MAN CO LTD·Filed 2017·Granted Apr 28, 2020·0 cites·20 claims
- 3537US2007085592A1High-frequency switch circuit, semiconductor device and communication terminal apparatusYASUDA EIJI·Filed 2006·Application pending·0 cites
- 3626US2017040824A1Semiconductor device and semiconductor modulePANASONIC IP MAN CO LTD·Filed 2016·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Eiji Yasuda 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 →