Inventor · disambiguated record
Yoshio Sanpei
Also filed as: SANPEI YOSHIO
15 granted patents·136 citations·filing 2000–2004
93Inventor score
Files withALPS ELECTRIC CO LTD15
Top patents by PatentIndex Score
15 records- 0176US6424147B1Rotation angle detection apparatus for calculating a rotation angle by attaining an arctangent angle of a dividend where a small amplitude absolute value of two sinusoidal wave detection signals having a phase difference is divided by a large amplitude absolute valueALPS ELECTRIC CO LTD·Filed 2000·Granted Jul 23, 2002·26 cites·8 claims
- 0269US6679809B2Steer-by-wire gear shifter with force feedbackALPS ELECTRIC CO LTD·Filed 2002·Granted Jan 20, 2004·12 cites·4 claims
- 0365US6736645B2Rotary connector that prevents excessive temperature increase generated in a flexible cableALPS ELECTRIC CO LTD·Filed 2002·Granted May 18, 2004·13 cites·11 claims
- 0464US6314355B1Steering angle detecting mechanismALPS ELECTRIC CO LTD·Filed 2000·Granted Nov 6, 2001·15 cites·5 claims
- 0560US6843672B2Rotary connector that prevents excessive temperature increase generated in a flexible cableALPS ELECTRIC CO LTD·Filed 2004·Granted Jan 18, 2005·9 cites·24 claims
- 0659US6885925B2Haptic controller which performs control using a force pattern that is represented by prescribed functions each connecting particular pointsALPS ELECTRIC CO LTD·Filed 2003·Granted Apr 26, 2005·9 cites·20 claims
- 0759US6681166B2Steer-by-wire drive control system with operating element home position updating functionALPS ELECTRIC CO LTD·Filed 2002·Granted Jan 20, 2004·11 cites·4 claims
- 0859US6539329B2Apparatus for detecting rotational angle by employing two or more detection signals based on rotational angle and rotational direction of rotating memberALPS ELECTRIC CO LTD·Filed 2001·Granted Mar 25, 2003·12 cites·4 claims
- 0959US6437264B1Structure for mounting stoke switchesALPS ELECTRIC CO LTD·Filed 2000·Granted Aug 20, 2002·8 cites·7 claims
- 1057US6456065B2Device for detecting the rotational angle of a rotary memberALPS ELECTRIC CO LTD·Filed 2000·Granted Sep 24, 2002·7 cites·4 claims
- 1151US6778939B2Rotational angle detector which prevents controlled system from being improperly controlledALPS ELECTRIC CO LTD·Filed 2002·Granted Aug 17, 2004·7 cites·21 claims
- 1249US7373487B2Controller with fail-safe functionALPS ELECTRIC CO LTD·Filed 2003·Granted May 13, 2008·1 cites·1 claims
- 1346US6959232B2Force sense imparting type input apparatusALPS ELECTRIC CO LTD·Filed 2003·Granted Oct 25, 2005·2 cites·2 claims
- 1446US6778889B2Steer-by-wire steering device capable of enhancing steering performance and reliabilityALPS ELECTRIC CO LTD·Filed 2002·Granted Aug 17, 2004·4 cites·6 claims
- 1539US6463399B1Apparatus and method for detecting rotation angular speed and automobile using the apparatusALPS ELECTRIC CO LTD·Filed 2001·Granted Oct 8, 2002·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →