Inventor · disambiguated record
Masaaki Fujita
Also filed as: FUJITA MASAAKI
31 granted patents·8 pending applications·479 citations·filing 1981–2025
97Inventor score
Files withSANDEN CORP9MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7KK RIKEN5MITSUBISHI HEAVY IND LTD5HONDA MOTOR CO LTD4
Top patents by PatentIndex Score
39 records- 0189US6429899B1Video display apparatus with scan conversion and reversion and a video display method using scan conversion and reversionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Aug 6, 2002·103 cites·10 claims
- 0287US5999691ATelevision receiver, recording and reproduction device, data recording method, and data reproducing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Dec 7, 1999·130 cites·6 claims
- 0384US6520751B2Variable displacement compressor having a noise reducing valve assemblySANDEN CORP·Filed 2001·Granted Feb 18, 2003·33 cites·7 claims
- 0484USD462364SCompressor for air conditioners of vehiclesSANDEN CORP·Filed 2001·Granted Sep 3, 2002·37 cites·1 claims
- 0578US6606910B1Method and apparatus for evaluating damage of metal materialMITSUBISHI HEAVY IND LTD·Filed 2000·Granted Aug 19, 2003·16 cites·5 claims
- 0672USD462700SCompressor for air conditioners for vehiclesSANDEN CORP·Filed 2001·Granted Sep 10, 2002·18 cites·1 claims
- 0771US6789428B2Method and apparatus for evaluating damage of metal materialMITSUBISHI HEAVY IND LTD·Filed 2003·Granted Sep 14, 2004·9 cites·6 claims
- 0866US10982767B2Piston ringKK RIKEN·Filed 2018·Granted Apr 20, 2021·1 cites·2 claims
- 0965US2023391860A1Neutralizing antibody specific to human denatured crp, and medicine and anti-inflammatory agent containing the sameCANON MEDICAL SYSTEMS CORP·Filed 2023·Application pending·0 cites
- 1064US2023384326A1Test method and test kit for adult still's diseaseCANON MEDICAL SYSTEMS CORP·Filed 2023·Application pending·0 cites
- 1163US6550334B2Ultrasonic detecting apparatusMITSUBISHI HEAVY IND LTD·Filed 2001·Granted Apr 22, 2003·8 cites·11 claims
- 1263US2025273759A1Active material separation device and active material separation methodHONDA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 1361US6321635B1Swash plate type compressor in which lubricating oil is effectively supplied to a shoe mechanism interposed between a piston and a swash plateSANDEN CORP·Filed 1999·Granted Nov 27, 2001·19 cites·4 claims
- 1460USD463453SCompressor for air conditioners of vehiclesSANDEN CORP·Filed 2001·Granted Sep 24, 2002·11 cites·1 claims
- 1560US6380516B1Connecting clamp, connecting apparatus and connecting methodMITSUBISHI HEAVY IND LTD·Filed 2000·Granted Apr 30, 2002·3 cites·24 claims
- 1660US5225898ANoise reduction apparatus for television receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jul 6, 1993·19 cites·14 claims
- 1759US6102669AVariable displacement compressorSANDEN CORP·Filed 1998·Granted Aug 15, 2000·18 cites·8 claims
- 1856US9739412B2Method of extending life expectancy of high-temperature piping and life expectancy extension structure of high-temperature pipingMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Aug 22, 2017·1 cites·10 claims
- 1955US6423943B1Connecting clamp, connecting apparatus and connecting methodMITSUBISHI HEAVY IND LTD·Filed 2001·Granted Jul 23, 2002·6 cites·5 claims
- 2054US9192974B2Work-punching device, work-punching method, and method for producing element for continuously variable transmissionOKUBO NARUHIKO·Filed 2011·Granted Nov 24, 2015·1 cites·2 claims
- 2153US11872663B2Repair welding methodMITSUBISHI POWER LTD·Filed 2019·Granted Jan 16, 2024·0 cites·7 claims
- 2253US4644349AControl unit including a circuit for controlling and setting control data for a digital processing circuit of a color television receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Feb 17, 1987·11 cites·2 claims
- 2350US10415704B2Piston ringKK RIKEN·Filed 2016·Granted Sep 17, 2019·0 cites·19 claims
- 2450US6018608AMethod of generating information used for the copy protecting signal and apparatus using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jan 25, 2000·15 cites·12 claims
- 2550US2016305545A1Piston ringKK RIKEN·Filed 2014·Application pending·0 cites
- 2648US9618115B2Combined oil control ringKK RIKEN·Filed 2014·Granted Apr 11, 2017·0 cites·8 claims
- 2747US11065664B2Metal sheet molding methodHONDA MOTOR CO LTD·Filed 2019·Granted Jul 20, 2021·0 cites·2 claims
- 2847US10352445B2Piston ringKK RIKEN·Filed 2017·Granted Jul 16, 2019·0 cites·20 claims
- 2943US10591471B2Suppression of SPLA2-integrin binding for treating an inflammatory condition or suppressing cell proliferationUNIV CALIFORNIA·Filed 2015·Granted Mar 17, 2020·0 cites·13 claims
- 3040USD460521SControl valve for a refrigerant compressorSANDEN CORP·Filed 2000·Granted Jul 16, 2002·5 cites·1 claims
- 3140US5660538ASuction mechanism of a fluid displacement apparatusSANDEN CORP·Filed 1995·Granted Aug 26, 1997·6 cites·8 claims
- 3239US2019099801A1Method of joining belt materialsHONDA MOTOR CO LTD·Filed 2018·Application pending·0 cites
- 3339US2013186245A1Punching apparatus and methodHONDA MOTOR CO LTD·Filed 2013·Application pending·0 cites
- 3438US2005074467A1Contact lens solutionFiled 2003·Application pending·0 cites
- 3536US5629962APhase locked loop circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted May 13, 1997·6 cites·1 claims
- 3636US2013227999A1Workpiece punch-molding method and workpiece punch-molding deviceONISHI SHINSUKE·Filed 2011·Application pending·0 cites
- 3732US6336392B1Compressor which can be easily and efficiently assembled by facilitating adjustment of an axial clearance of a shaftSANDEN CORP·Filed 1999·Granted Jan 8, 2002·3 cites·11 claims
- 3829US4399463ASignal detector circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Aug 16, 1983·0 cites·2 claims
- 3926US8630147B2Method of determining position where work is done in space surrounded by surfaces and work result management deviceMIYACHI MASAKAZU·Filed 2009·Granted Jan 14, 2014·0 cites·10 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →