Inventor · disambiguated record
Masafumi Yamaguchi
Also filed as: YAMAGUCHI MASAFUMI
13 granted patents·5 pending applications·151 citations·filing 1984–2024
91Inventor score
Files withNIHON SPINDLE MFG CO LTD6KAWAI MUSICAL INSTR MFG CO3MITSUBISHI ELECTRIC CORP2AMAZON TECH INC1DENSO CORP1
Top patents by PatentIndex Score
18 records- 0193US11972424B1Detection of evasive item listingsAMAZON TECH INC·Filed 2021·Granted Apr 30, 2024·7 cites·20 claims
- 0287US6815605B1Silicon single crystal and wafer doped with gallium and method for producing themSHINETSU HANDOTAI KK·Filed 2000·Granted Nov 9, 2004·29 cites·38 claims
- 0380US2024198380A1Coating device, partition member, and coating methodNIHON SPINDLE MFG CO LTD·Filed 2024·Application pending·0 cites
- 0478US12151747B2Work vehicleYANMAR HOLDINGS CO LTD·Filed 2023·Granted Nov 26, 2024·0 cites·7 claims
- 0571US5278346AElectronic music instrument for shifting tone pitches of input voice according to programmed melody note dataKAWAI MUSICAL INSTR MFG CO·Filed 1992·Granted Jan 11, 1994·24 cites·12 claims
- 0668US2022297154A1Coating device, partition member, and coating methodNIHON SPINDLE MFG CO LTD·Filed 2022·Application pending·0 cites
- 0766US4591654ASolar cells based on indium phosphideNIPPON TELEGRAPH & TELEPHONE·Filed 1984·Granted May 27, 1986·26 cites·22 claims
- 0861US12013145B2Dry room and method for controlling sameNIHON SPINDLE MFG CO LTD·Filed 2021·Granted Jun 18, 2024·0 cites·20 claims
- 0959US5051897ASingle-chip microcomputer with memory patching capabilityMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Sep 24, 1991·33 cites·4 claims
- 1057US12377726B2Work vehicleYANMAR POWER TECHNOLOGY CO LTD·Filed 2020·Granted Aug 5, 2025·0 cites·7 claims
- 1154US7305149B2Image pickup information recognition systemMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Dec 4, 2007·6 cites·4 claims
- 1252US5286912AElectronic musical instrument with playback of background tones and generation of key-on phrase tonesKAWAI MUSICAL INSTR MFG CO·Filed 1993·Granted Feb 15, 1994·12 cites·14 claims
- 1351US11874019B2Dehumidifying device for dew point temperature adjustmentNIHON SPINDLE MFG CO LTD·Filed 2021·Granted Jan 16, 2024·0 cites·9 claims
- 1450US2021381703A1Low-humidity air supply deviceNIHON SPINDLE MFG CO LTD·Filed 2021·Application pending·0 cites
- 1545US2022185097A1Shutter device for vehicleDENSO CORP·Filed 2022·Application pending·0 cites
- 1645US2021095874A1Booth and ejecting deviceNIHON SPINDLE MFG CO LTD·Filed 2020·Application pending·0 cites
- 1738US5997382AMethod of processing sealing surface of casting and grindstone suitable for use thereinTOYOTA MOTOR CO LTD·Filed 1998·Granted Dec 7, 1999·11 cites·4 claims
- 1833US5206447AElectronic musical instrument having an ad-libbing functionKAWAI MUSICAL INSTR MFG CO·Filed 1989·Granted Apr 27, 1993·3 cites·4 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →