Inventor · disambiguated record
Teruo Maruyama
Also filed as: MARUYAMA TERUO
74 granted patents·7 pending applications·1,800 citations·filing 1979–2022
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD63TOKKYOKIKI CORP5MARUYAMA TERUO3PANASONIC CORP3AISIN SEIKI2
Top patents by PatentIndex Score
81 records- 0197US4925321ADynamic pressure air bearing unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted May 15, 1990·27 cites·14 claims
- 0296US6610435B1Fuel cell with reduced gas leakageAISIN SEIKI·Filed 2000·Granted Aug 26, 2003·70 cites·6 claims
- 0394US5836746AVacuum pump having lubrication and cooling systemsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Nov 17, 1998·80 cites·6 claims
- 0494US5709537AEvacuating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jan 20, 1998·60 cites·15 claims
- 0594US4883367ABearing unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Nov 28, 1989·64 cites·5 claims
- 0694US4797011ASolid lubricant bearingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jan 10, 1989·62 cites·9 claims
- 0792US6558127B2Fluid discharge device and fluid discharge methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 6, 2003·47 cites·16 claims
- 0892US5553742AFluid feed apparatus and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Sep 10, 1996·68 cites·9 claims
- 0992US5295798AFluid rotating apparatus with rotor communicating pathMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Mar 22, 1994·60 cites·11 claims
- 1091US6194800B1Magnetic bearingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 27, 2001·51 cites·20 claims
- 1191US5197861AFluid rotating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Mar 30, 1993·70 cites·26 claims
- 1288US5271719AFluid rotating apparatus and method of controlling the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Dec 21, 1993·47 cites·4 claims
- 1387US6565333B2Fluid discharge apparatus and fluid discharge methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 20, 2003·28 cites·42 claims
- 1486US4346946ARotary deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Aug 31, 1982·35 cites·4 claims
- 1585US7131555B2Method and device for discharging fluidMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 7, 2006·26 cites·21 claims
- 1685US5348448AFluid rotating apparatus with plural drive motor synchronization systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Sep 20, 1994·42 cites·13 claims
- 1785US4969797AFan motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Nov 13, 1990·51 cites·5 claims
- 1884US4332428ARotary mechanism with axial bearingsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Jun 1, 1982·33 cites·8 claims
- 1983US8833511B2Insulator for audio and method for evaluating sameMARUYAMA TERUO·Filed 2011·Granted Sep 16, 2014·8 cites·19 claims
- 2083US5564907AEvacuating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Oct 15, 1996·31 cites·26 claims
- 2183US4408966APump for supplying liquid fuelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Oct 11, 1983·41 cites·10 claims
- 2280US7647883B2Fluid injection method and apparatus and display panelPANASONIC CORP·Filed 2005·Granted Jan 19, 2010·6 cites·11 claims
- 2380US7323960B2Electromagnetostrictive actuatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jan 29, 2008·20 cites·6 claims
- 2480US4580949ASliding vane type rotary compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Apr 8, 1986·52 cites·9 claims
- 2579US5329216AMulti-shaft driving apparatus and fluid rotary apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jul 12, 1994·49 cites·3 claims
- 2678US5533887AFluid rotary apparatus having tapered rotorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jul 9, 1996·32 cites·1 claims
- 2778US5393201ASynchronous rotating apparatus for rotating a plurality of shaftsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Feb 28, 1995·32 cites·10 claims
- 2877US5367997AThrottle actuatorMATSUSHITA IND CO LTD·Filed 1993·Granted Nov 29, 1994·32 cites·20 claims
- 2977US4486158ARotary vane compressor with suction port adjustmentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Dec 4, 1984·29 cites·2 claims
- 3077US4407639ACompressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Oct 4, 1983·27 cites·4 claims
- 3176US4562756ANumerical control screw tightening machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Jan 7, 1986·27 cites·8 claims
- 3276US4366891APush rod assembly for a clutch master cylinderAISIN SEIKI·Filed 1980·Granted Jan 4, 1983·20 cites·3 claims
- 3375US4815944AVariable capacity compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Mar 28, 1989·27 cites·9 claims
- 3474US6679685B2Method and device for discharging viscous fluidsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jan 20, 2004·20 cites·21 claims
- 3573US10465816B2Fluid servo valve and fluid servo apparatusTOKKYOKIKI CORP·Filed 2016·Granted Nov 5, 2019·2 cites·13 claims
- 3671US5674051APositive displacement pump having synchronously rotated non-circular rotorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Oct 7, 1997·24 cites·7 claims
- 3771US5478210AMulti-stage vacuum pumpMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Dec 26, 1995·25 cites·15 claims
- 3871US4301487ARotary head assembly with lubricating double sleeve constructionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted Nov 17, 1981·12 cites·6 claims
- 3970US4402653ARotary compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Sep 6, 1983·23 cites·20 claims
- 4067US7059538B2Method and apparatus of applying fluidMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 13, 2006·8 cites·4 claims
- 4167US4392168ARotary head assemblyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Jul 5, 1983·21 cites·11 claims
- 4266US4316225ARotary head assembly for magnetic recording and reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Feb 16, 1982·14 cites·1 claims
- 4364US6770320B2Apparatus and method for applying fluidMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Aug 3, 2004·7 cites·4 claims
- 4464US5352097AVacuum pumpMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Oct 4, 1994·17 cites·5 claims
- 4564US4490759ARotary head assembly having fluid thrust and radial bearingsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Dec 25, 1984·10 cites·4 claims
- 4664US4363047ARotary head assembly for magnetic recording and reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Dec 7, 1982·10 cites·2 claims
- 4763US4366519ARotary head assembly for videotape recorder or reproducerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Dec 28, 1982·11 cites·6 claims
- 4861US4251840ARotary head assembly for magnetic recording and reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted Feb 17, 1981·13 cites·8 claims
- 4960US12276674B2Servo-type vibration detector and vibration control deviceTOKKYOKIKI CORP·Filed 2021·Granted Apr 15, 2025·0 cites·36 claims
- 5060US11335491B2Fluid servo valve and fluid servo apparatusTOKKYOKIKI CORP·Filed 2019·Granted May 17, 2022·0 cites·11 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →