Inventor · disambiguated record
Kunihiro Kawauchi
Also filed as: KAWAUCHI KUNIHIRO
8 granted patents·3 pending applications·261 citations·filing 2001–2006
90Inventor score
Top patents by PatentIndex Score
11 records- 0192US6344721B2Semiconductor integrated circuit for brushless motor drive control and brushless motor drive control apparatusHITACHI LTD·Filed 2001·Granted Feb 5, 2002·47 cites·11 claims
- 0291US7071640B2Rotation drive control circuit of multiphases direct current motor and the start-up method thereofHITACHI ULSI SYS CO LTD·Filed 2003·Granted Jul 4, 2006·52 cites·26 claims
- 0384US6340873B2Semiconductor integrated circuit for brushless motor drive control and brushless motor drive control apparatusHITACHI LTD·Filed 2001·Granted Jan 22, 2002·27 cites·4 claims
- 0482US6900604B2Drive control system for sensor-less motorHITACHI TOBU SEMICONDUCTOR LTD·Filed 2002·Granted May 31, 2005·43 cites·26 claims
- 0581US7119508B2Drive control device for direct current motor, rotation drive system for direct current motor and semiconductor integrated circuit for driving coilRENESAS TECH CORP·Filed 2004·Granted Oct 10, 2006·28 cites·9 claims
- 0681US6563286B2Semiconductor integrated circuit for brushless motor drive control and brushless motor drive control apparatusHITACHI LTD·Filed 2001·Granted May 13, 2003·23 cites·4 claims
- 0777US6771033B2Drive control system for sensor-less motorRENESAS TECH CORP·Filed 2003·Granted Aug 3, 2004·31 cites·2 claims
- 0863US6801382B2Magnetic disk storage apparatusRENESAS TECH CORP·Filed 2002·Granted Oct 5, 2004·10 cites·9 claims
- 0946US2005036228A1Magnetic disk storage apparatusRENESAS TECH CORP·Filed 2004·Application pending·0 cites
- 1039US2006227448A1Magnetic disk storage apparatusHITACHI TOBU SEMICONDUCTOR LTD·Filed 2006·Application pending·0 cites
- 1138US2005189892A1Drive control system for sensor-less motorHITACHI TOBU SEMICONDUCTOR LTD·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →