Inventor · disambiguated record
Hisashi Yajima
Also filed as: YAJIMA HISASHI
35 granted patents·2 pending applications·309 citations·filing 1997–2022
97Inventor score
Top patents by PatentIndex Score
37 records- 0196US8174344B2Linear electromagnetic actuatorYAJIMA HISASHI·Filed 2010·Granted May 8, 2012·24 cites·16 claims
- 0293US11835153B2Fluid control valveSMC CORP·Filed 2022·Granted Dec 5, 2023·2 cites·8 claims
- 0391US7210394B2Method and apparatus for controlling air cylinderSMC CORP·Filed 2005·Granted May 1, 2007·17 cites·6 claims
- 0490US7683749B2Linear electromagnetic actuatorSMC KK·Filed 2005·Granted Mar 23, 2010·16 cites·22 claims
- 0586US6667677B2Magnet movable electromagnetic actuatorSMC CORP·Filed 2001·Granted Dec 23, 2003·28 cites·13 claims
- 0685US10697477B2Servo valveSMC CORP·Filed 2018·Granted Jun 30, 2020·2 cites·15 claims
- 0781US6484139B2Voice frequency-band encoder having separate quantizing units for voice and non-voice encodingMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Nov 19, 2002·27 cites·6 claims
- 0880US6786237B2Air servo valveSMC CORP·Filed 2002·Granted Sep 7, 2004·23 cites·20 claims
- 0979US12383964B2Control method for chuck deviceSMC CORP·Filed 2022·Granted Aug 12, 2025·0 cites·2 claims
- 1079US12343804B2Drive system for chuck deviceSMC CORP·Filed 2022·Granted Jul 1, 2025·0 cites·2 claims
- 1177US7031912B2Speech coding apparatus capable of implementing acceptable in-channel transmission of non-speech signalsMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Apr 18, 2006·30 cites·19 claims
- 1276US8421564B2Electromagnetic actuatorYAJIMA HISASHI·Filed 2010·Granted Apr 16, 2013·3 cites·11 claims
- 1376US7770700B2Brake apparatus for linear motor and method for positioning movable section of linear motorSMC KK·Filed 2006·Granted Aug 10, 2010·5 cites·12 claims
- 1472US11370035B2Drive system and control method for chuck deviceSMC CORP·Filed 2020·Granted Jun 28, 2022·0 cites·5 claims
- 1569US8994234B2Linear actuatorYAJIMA HISASHI·Filed 2011·Granted Mar 31, 2015·3 cites·9 claims
- 1668US11162515B2Servo valveSMC CORP·Filed 2020·Granted Nov 2, 2021·0 cites·15 claims
- 1768US5873058AVoice coding-and-transmission system with silent period eliminationMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Feb 16, 1999·64 cites·35 claims
- 1867US11772215B2Magnetic chuckSMC CORP·Filed 2019·Granted Oct 3, 2023·0 cites·8 claims
- 1965US6674186B2Linear motorSMC KK·Filed 2002·Granted Jan 6, 2004·14 cites·4 claims
- 2064US11931847B2Magnet chuckSMC CORP·Filed 2019·Granted Mar 19, 2024·0 cites·4 claims
- 2164US7493847B2Fluid pressure cylinder with position detecting deviceSMC CORP·Filed 2006·Granted Feb 24, 2009·4 cites·16 claims
- 2262US6819209B2Magnetic damper and actuator having the sameSMC CORP·Filed 2003·Granted Nov 16, 2004·8 cites·19 claims
- 2361USD1043916SFlow control valveSMC CORP·Filed 2022·Granted Sep 24, 2024·2 cites·1 claims
- 2459US10195722B2Magnet chuckSMC CORP·Filed 2015·Granted Feb 5, 2019·1 cites·7 claims
- 2557US8497754B2Electromagnetic actuatorSMC KK·Filed 2013·Granted Jul 30, 2013·0 cites·9 claims
- 2650USD542816SLinear electromagnetic actuatorSMC CORP·Filed 2005·Granted May 15, 2007·7 cites·1 claims
- 2750US5909068AVibration generating deviceTEIKOKU TSUSHIN KOGYO KK·Filed 1997·Granted Jun 1, 1999·20 cites·1 claims
- 2849US9905346B2Magnet chuckSMC CORP·Filed 2015·Granted Feb 27, 2018·0 cites·13 claims
- 2949US7065099B1Digital circuit multiplication equipmentMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jun 20, 2006·1 cites·9 claims
- 3048US11300143B2Drive method and drive device for fluid pressure cylinderSMC CORP·Filed 2018·Granted Apr 12, 2022·0 cites·11 claims
- 3148US6559746B2Thrust controllable actuatorSMC CORP·Filed 2001·Granted May 6, 2003·3 cites·8 claims
- 3246US11428331B2Servo valveSMC CORP·Filed 2020·Granted Aug 30, 2022·0 cites·14 claims
- 3345US7453172B2Linear slide apparatusSMC CORP·Filed 2004·Granted Nov 18, 2008·2 cites·10 claims
- 3440US2005104456A1Electromagnetic actuatorSMC CORP·Filed 2004·Application pending·0 cites
- 3540US2012123564A1Drive control apparatus and drive control method for actuatorYAJIMA HISASHI·Filed 2011·Application pending·0 cites
- 3637US7116016B2Linear actuator capable of low-speed drivingSMC CORP·Filed 2004·Granted Oct 3, 2006·0 cites·2 claims
- 3736USD635165SLinear electromagnetic actuatorSMC CORP·Filed 2010·Granted Mar 29, 2011·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →