Inventor · disambiguated record
Masaru Sugai
Also filed as: SUGAI MASARU
20 granted patents·2 pending applications·515 citations·filing 1995–2018
96Inventor score
Files withTOYODA CHUO KENKYUSHO KK6TOYOTA CHUO KENKYUSHO KK5TOYOTA MOTOR CO LTD4HITACHI LTD2RENESAS ELECTRONICS CORP2
Top patents by PatentIndex Score
22 records- 0195US6122585AAnti-lock braking system based on an estimated gradient of friction torque, method of determining a starting point for anti-lock brake control, and wheel-behavior-quantity servo control means equipped with limit determination meansTOYODA CHUO KENKYUSHO KK·Filed 1997·Granted Sep 19, 2000·82 cites·16 claims
- 0293US6324461B1Road surface condition estimating apparatus and variation reduction processing apparatusTOYODA CHUO KENKYUSHO KK·Filed 1998·Granted Nov 27, 2001·64 cites·10 claims
- 0392US6182001B1Braking estimation device, anti-lock brake controller, and braking pressure controllerTOYODA CHUO KENKYUSHO KK·Filed 1997·Granted Jan 30, 2001·61 cites·7 claims
- 0489US7248958B2Road surface state estimating apparatus, road surface friction state estimating apparatus, road surface state physical quantity calculating apparatus, and road surface state announcing apparatusTOYOTA CHUO KENKYUSHO KK·Filed 2003·Granted Jul 24, 2007·29 cites·26 claims
- 0587US6198334B1CMOS circuitHITACHI LTD·Filed 1998·Granted Mar 6, 2001·68 cites·3 claims
- 0686US6264292B1Wheel condition estimating apparatusTOYODA CHUO KENKYUSHO KK·Filed 1998·Granted Jul 24, 2001·39 cites·24 claims
- 0785US7464778B2Cargo handling apparatus of cargo handling industrial vehicleTOYOTA JIDOSHOKKI KK·Filed 2005·Granted Dec 16, 2008·13 cites·11 claims
- 0882US9570995B2Magnetically coupled reactor and power converterTOYOTA MOTOR CO LTD·Filed 2015·Granted Feb 14, 2017·2 cites·7 claims
- 0982US5588721AVibration analysis of the rotating wheel for controlling anti-lock braking operationTOYODA CHUO KENKYUSHO KK·Filed 1995·Granted Dec 31, 1996·31 cites·23 claims
- 1080US6640623B2Road surface state estimating deviceTOYOTA MOTOR CO LTD·Filed 2001·Granted Nov 4, 2003·18 cites·13 claims
- 1178US5948961AApparatus and method for detecting friction characteristicsTOYODA CHUO KENKYUSHO KK·Filed 1996·Granted Sep 7, 1999·51 cites·16 claims
- 1272US10563728B2Gear transmission apparatusTOYOTA CHUO KENKYUSHO KK·Filed 2018·Granted Feb 18, 2020·1 cites·4 claims
- 1368US7926352B2Semiconductor pressure sensor and data processing deviceRENESAS ELECTRONICS CORP·Filed 2008·Granted Apr 19, 2011·6 cites·10 claims
- 1468US7059687B2Braking force distribution control deviceTOYOTA MOTOR CO LTD·Filed 2001·Granted Jun 13, 2006·9 cites·13 claims
- 1567US7677340B2Hybrid-type forkliftTOYOTA JIDOSHOKKI KK·Filed 2006·Granted Mar 16, 2010·9 cites·7 claims
- 1659US6871530B2Physical quantity estimating apparatus and tire state determining apparatus, and estimating method of same and determination method of sameTOYOTA CHUO KENKYUSHO KK·Filed 2003·Granted Mar 29, 2005·5 cites·38 claims
- 1746US6447076B1Device and method for estimating physical quantity and device and method for ABS controlTOYOTA MOTOR CO LTD·Filed 1999·Granted Sep 10, 2002·8 cites·14 claims
- 1844US6249837B1Memory with plurality of blocks each accessed selectively with either one of two operational modes to reduce current dissipation using values of register bits set by an instruction signalHITACHI LTD·Filed 1997·Granted Jun 19, 2001·16 cites·3 claims
- 1943US7010990B2Force detecting apparatusTOYOTA CHUO KENKYUSHO KK·Filed 2004·Granted Mar 14, 2006·3 cites·17 claims
- 2043US2011166804A1Semiconductor pressure sensor and data processing deviceRENESAS ELECTRONICS CORP·Filed 2011·Application pending·0 cites
- 2142US11225148B2Controller for vehicleTOYOTA CHUO KENKYUSHO KK·Filed 2018·Granted Jan 18, 2022·0 cites·8 claims
- 2236US2014237110A1Server monitoringNEC BIGLOBE LTD·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →