Inventor · disambiguated record
Yasuji Hagiwara
Also filed as: HAGIWARA YASUJI
26 granted patents·16 pending applications·493 citations·filing 2000–2025
95Inventor score
Files withALPS ELECTRIC CO LTD20ALPS ALPINE CO LTD19ALPS ELECTRONICS CO LTD1HAGIWARA YASUJI1OHSHITA KAZUHITO1
Top patents by PatentIndex Score
42 records- 0197US6704005B2Input device which allows button input operation and coordinate input operation to be performed in the same operation planeALPS ELECTRIC CO LTD·Filed 2001·Granted Mar 9, 2004·173 cites·25 claims
- 0295US11042179B1Multidirectional input deviceALPS ALPINE CO LTD·Filed 2020·Granted Jun 22, 2021·7 cites·11 claims
- 0394US7312790B2Input apparatus for performing input operation corresponding to indication marks and coordinate input operation on the same operational planeALPS ELECTRIC CO LTD·Filed 2002·Granted Dec 25, 2007·101 cites·37 claims
- 0494US6580415B1Input device of detecting accelerationALPS ELECTRIC CO LTD·Filed 2000·Granted Jun 17, 2003·63 cites·8 claims
- 0586US8077057B2Input device with palm detecting unitOHSHITA KAZUHITO·Filed 2007·Granted Dec 13, 2011·19 cites·8 claims
- 0683US6956559B2Character input apparatusALPS ELECTRIC CO LTD·Filed 2001·Granted Oct 18, 2005·59 cites·30 claims
- 0778US11221640B2Multidirectional input deviceALPS ALPINE CO LTD·Filed 2021·Granted Jan 11, 2022·1 cites·3 claims
- 0877US7310083B2Coordinate input deviceALPS ELECTRIC CO LTD·Filed 2004·Granted Dec 18, 2007·25 cites·6 claims
- 0972US7583508B2Band-shaped input device and electronic deviceALPS ELECTRIC CO LTD·Filed 2003·Granted Sep 1, 2009·11 cites·9 claims
- 1072US7238896B2Switch deviceALPS ELECTRIC CO LTD·Filed 2006·Granted Jul 3, 2007·7 cites·5 claims
- 1165US12242675B2Multi-way input deviceALPS ALPINE CO LTD·Filed 2024·Granted Mar 4, 2025·0 cites·12 claims
- 1263US6955598B2Designated position detector and game controller utilizing the sameALPS ELECTRONICS CO LTD·Filed 2001·Granted Oct 18, 2005·10 cites·20 claims
- 1362US6541760B2Rotation detecting apparatus detecting rotation operation by light transmission to prevent invalid detectionALPS ELECTRIC CO LTD·Filed 2001·Granted Apr 1, 2003·11 cites·6 claims
- 1462US2025073573A1ControllerALPS ALPINE CO LTD·Filed 2024·Application pending·0 cites
- 1562US2025073572A1Haptic Sensor And ControllerALPS ALPINE CO LTD·Filed 2024·Application pending·0 cites
- 1661US8476542B2Input deviceHAGIWARA YASUJI·Filed 2008·Granted Jul 2, 2013·5 cites·4 claims
- 1759US12088986B2Input deviceALPS ALPINE CO LTD·Filed 2022·Granted Sep 10, 2024·0 cites·13 claims
- 1859USRE41443EInput device which allows button input operation and coordinate input operation to be performed in the same operation planeALPS ELECTRIC CO LTD·Filed 2006·Granted Jul 20, 2010·1 cites·83 claims
- 1959US2025195994A1Game machine, game-machine program, and recording medium storing game-machine programALPS ALPINE CO LTD·Filed 2024·Application pending·0 cites
- 2057US11424086B2Operation device and operation memberALPS ALPINE CO LTD·Filed 2021·Granted Aug 23, 2022·0 cites·3 claims
- 2157US2025341902A1Rotary input deviceALPS ALPINE CO LTD·Filed 2025·Application pending·0 cites
- 2253US11954312B2Input device adapted to receive a touch input and a hover inputALPS ALPINE CO LTD·Filed 2022·Granted Apr 9, 2024·0 cites·18 claims
- 2353US11417478B2Multidirectional input apparatus with switch and multidirectional input system with switchALPS ALPINE CO LTD·Filed 2021·Granted Aug 16, 2022·0 cites·15 claims
- 2451US11822782B2Input deviceALPS ALPINE CO LTD·Filed 2022·Granted Nov 21, 2023·0 cites·11 claims
- 2549US2024281096A1Touch screenALPS ALPINE CO LTD·Filed 2024·Application pending·0 cites
- 2647US2022091693A1Input deviceALPS ALPINE CO LTD·Filed 2021·Application pending·0 cites
- 2746US11740649B2Multidirectional input deviceALPS ALPINE CO LTD·Filed 2021·Granted Aug 29, 2023·0 cites·7 claims
- 2846US10684639B2Operation deviceALPS ALPINE CO LTD·Filed 2017·Granted Jun 16, 2020·0 cites·8 claims
- 2946US10391395B2Operating deviceALPS ALPINE CO LTD·Filed 2017·Granted Aug 27, 2019·0 cites·6 claims
- 3045US8368655B2Input deviceALPS ELECTRIC CO LTD·Filed 2008·Granted Feb 5, 2013·0 cites·18 claims
- 3145US2007262968A1Input deviceALPS ELECTRIC CO LTD·Filed 2007·Application pending·0 cites
- 3243US2006158426A1Display apparatus with input devicesALPS ELECTRIC CO LTD·Filed 2006·Application pending·0 cites
- 3343US2018210554A1Tactile sensation reproduction apparatusALPS ELECTRIC CO LTD·Filed 2018·Application pending·0 cites
- 3443US2006248457A1Input deviceALPS ELECTRIC CO LTD·Filed 2006·Application pending·0 cites
- 3543US2001049302A1Game controllerALPS ELECTRIC CO LTD·Filed 2001·Application pending·0 cites
- 3643US2001046897A1Steering wheel type controllerALPS ELECTRIC CO LTD·Filed 2001·Application pending·0 cites
- 3742US2018129288A1Tactile-sensation-reproducing apparatusALPS ELECTRIC CO LTD·Filed 2018·Application pending·0 cites
- 3840US10770644B2Piezoelectric deviceALPS ALPINE CO LTD·Filed 2017·Granted Sep 8, 2020·0 cites·7 claims
- 3940US2018356965A1User interface device, display control method, and programALPS ELECTRIC CO LTD·Filed 2018·Application pending·0 cites
- 4040US2018120943A1Tactile sensation reproduction apparatusALPS ELECTRIC CO LTD·Filed 2017·Application pending·0 cites
- 4139US11604533B2Input device, control method for controlling input device, and recording medium in which program for causing computer to perform control method for controlling input deviceALPS ALPINE CO LTD·Filed 2021·Granted Mar 14, 2023·0 cites·12 claims
- 4239US2001045937A1Character input deviceALPS ELECTRIC CO LTD·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →