Assignee
SUMITOMO PRECISION PROD CO
JP·94 granted patents·41 pending applications·661 citations·filing 1977–2024
Top patents by PatentIndex Score
135 records- 0196US9732702B2Heat exchanger for aircraft engineSUMITOMO PRECISION PROD CO·Filed 2015·Granted Aug 15, 2017·18 cites·12 claims
- 0295US10156404B2Heat exchanger for aircraft engineSUMITOMO PRECISION PROD CO·Filed 2015·Granted Dec 18, 2018·11 cites·7 claims
- 0394US11982532B1Azimuth/attitude angle measuring deviceSUMITOMO PRECISION PROD CO·Filed 2022·Granted May 14, 2024·4 cites·18 claims
- 0493US9422052B2Electro hydrostatic actuator system for retracting/extending landing gearSUMITOMO PRECISION PROD CO·Filed 2013·Granted Aug 23, 2016·16 cites·6 claims
- 0590US9927184B2Heat exchangerSUMITOMO PRECISION PROD CO·Filed 2015·Granted Mar 27, 2018·4 cites·8 claims
- 0687US9273632B2Heat exchanger for aircraft engineSUMITOMO PRECISION PROD CO·Filed 2014·Granted Mar 1, 2016·10 cites·9 claims
- 0787US8053069B2High heat conduction composite materialSUMITOMO PRECISION PROD CO·Filed 2008·Granted Nov 8, 2011·16 cites·11 claims
- 0886US11284534B2Cooling deviceSUMITOMO PRECISION PROD CO·Filed 2017·Granted Mar 22, 2022·5 cites·10 claims
- 0984US11802742B2Heat exchangerSUMITOMO PRECISION PROD CO·Filed 2019·Granted Oct 31, 2023·4 cites·8 claims
- 1084US10302372B2Plate fin heat exchanger and manufacturing method for heat exchanger corrugated finsSUMITOMO PRECISION PROD CO·Filed 2015·Granted May 28, 2019·7 cites·3 claims
- 1184US10214280B2Hydraulic cylinder for aircraft landing gearSUMITOMO PRECISION PROD CO·Filed 2016·Granted Feb 26, 2019·4 cites·6 claims
- 1282US11022376B2Heat exchangerSUMITOMO PRECISION PROD CO·Filed 2016·Granted Jun 1, 2021·2 cites·6 claims
- 1381US12117250B2Heat exchanger with variable cross sectional flow path areasSUMITOMO PRECISION PROD CO·Filed 2020·Granted Oct 15, 2024·1 cites·12 claims
- 1480US5435978APlate-type ozonizerSUMITOMO PRECISION PROD CO·Filed 1993·Granted Jul 25, 1995·46 cites·2 claims
- 1577US12092401B2Diffusion bonding heat exchangerSUMITOMO PRECISION PROD CO·Filed 2019·Granted Sep 17, 2024·1 cites·19 claims
- 1676US11111144B2Ozone gas generator and method for manufacturing ozone gas generatorSUMITOMO PRECISION PROD CO·Filed 2017·Granted Sep 7, 2021·1 cites·10 claims
- 1775US10513430B2Semiconductor deviceSUMITOMO PRECISION PROD CO·Filed 2016·Granted Dec 24, 2019·2 cites·9 claims
- 1875US7696622B2MEMS device formed inside hermetic chamber having getter filmSUMITOMO PRECISION PROD CO·Filed 2008·Granted Apr 13, 2010·7 cites·11 claims
- 1975US6840313B2Plate fin type heat exchanger for high temperatureSUMITOMO PRECISION PROD CO·Filed 2000·Granted Jan 11, 2005·18 cites·6 claims
- 2074US8381590B2Vibrating gyroscope using piezoelectric film and method for manufacturing sameSUMITOMO PRECISION PROD CO·Filed 2008·Granted Feb 26, 2013·10 cites·17 claims
- 2173US9611142B2Method for manufacturing electronic componentSUMITOMO PRECISION PROD CO·Filed 2016·Granted Apr 4, 2017·2 cites·10 claims
- 2273US7513112B2Reservoir built-in type actuatorSUMITOMO PRECISION PROD CO·Filed 2007·Granted Apr 7, 2009·9 cites·4 claims
- 2372US10161751B2Vibration-type angular rate sensorSUMITOMO PRECISION PROD CO·Filed 2015·Granted Dec 25, 2018·2 cites·8 claims
- 2471US8375792B2Vibratory gyroscope using piezoelectric filmSUMITOMO PRECISION PROD CO·Filed 2009·Granted Feb 19, 2013·8 cites·26 claims
- 2571US4626295AMethod of producing aluminum alloy structuresSUMITOMO PRECISION PROD CO·Filed 1985·Granted Dec 2, 1986·27 cites·5 claims
- 2670US11119117B2SensorSUMITOMO PRECISION PROD CO·Filed 2017·Granted Sep 14, 2021·1 cites·9 claims
- 2770US7695691B2Discharge cell for ozonizerSUMITOMO PRECISION PROD CO·Filed 2005·Granted Apr 13, 2010·5 cites·25 claims
- 2870US5370846AApparatus and method for generating high concentration ozoneSUMITOMO PRECISION PROD CO·Filed 1993·Granted Dec 6, 1994·52 cites·8 claims
- 2968US6921583B2Al-Cu bonded structure and method for making the sameSUMITOMO PRECISION PROD CO·Filed 2004·Granted Jul 26, 2005·5 cites·14 claims
- 3067US11189776B2Piezoelectric element and method for manufacturing piezoelectric elementSUMITOMO PRECISION PROD CO·Filed 2016·Granted Nov 30, 2021·2 cites·18 claims
- 3167US9810489B2Heat exchangerSUMITOMO PRECISION PROD CO·Filed 2014·Granted Nov 7, 2017·2 cites·5 claims
- 3267US6910528B2Plate fin heat exchanger for a high temperatureSUMITOMO PRECISION PROD CO·Filed 2003·Granted Jun 28, 2005·15 cites·10 claims
- 3366US4347421AAutomatic pipe circumference welding apparatusSUMITOMO PRECISION PROD CO·Filed 1981·Granted Aug 31, 1982·21 cites·8 claims
- 3466US2025020413A1Boiling-Cooler Production Method and Boiling CoolerSUMITOMO PRECISION PROD CO·Filed 2024·Application pending·0 cites
- 3564US4958786AActive control mechanism for a helicopterSUMITOMO PRECISION PROD CO·Filed 1989·Granted Sep 25, 1990·25 cites·6 claims
- 3664US2026092742A1Heat ExchangerSUMITOMO PRECISION PROD CO·Filed 2023·Application pending·0 cites
- 3763US11754344B2Boiling coolerSUMITOMO PRECISION PROD CO·Filed 2018·Granted Sep 12, 2023·1 cites·6 claims
- 3863US9803289B2Tube-type ozone generator and manufacturing method thereforSUMITOMO PRECISION PROD CO·Filed 2013·Granted Oct 31, 2017·1 cites·6 claims
- 3963US6939409B2Cleaning method and etching methodSUMITOMO PRECISION PROD CO·Filed 2000·Granted Sep 6, 2005·8 cites·10 claims
- 4063US4172548AMethod of fluxless brazing for aluminum structuresSUMITOMO PRECISION PROD CO·Filed 1977·Granted Oct 30, 1979·20 cites·3 claims
- 4162US7771563B2Systems and methods for achieving isothermal batch processing of substrates used for the production of micro-electro-mechanical-systemsSUMITOMO PRECISION PROD CO·Filed 2004·Granted Aug 10, 2010·9 cites·24 claims
- 4262US5810978AMethod of reducing metallic impurities in ozone gas pipingSUMITOMO PRECISION PROD CO·Filed 1996·Granted Sep 22, 1998·26 cites·5 claims
- 4362US2025012571A1Sensor ApparatusSUMITOMO PRECISION PROD CO·Filed 2024·Application pending·0 cites
- 4462US2024263887A1Boiling CoolerSUMITOMO PRECISION PROD CO·Filed 2024·Application pending·0 cites
- 4561US9587892B2Heat exchangerSUMITOMO PRECISION PROD CO·Filed 2013·Granted Mar 7, 2017·1 cites·4 claims
- 4661US6913653B2Cleaning and etching methods and their apparatusesSUMITOMO PRECISION PROD CO·Filed 2001·Granted Jul 5, 2005·7 cites·7 claims
- 4761US4270604AHeat sinkSUMITOMO PRECISION PROD CO·Filed 1979·Granted Jun 2, 1981·19 cites·5 claims
- 4860US12281895B2Vibration-type angular velocity sensorSUMITOMO PRECISION PROD CO·Filed 2021·Granted Apr 22, 2025·0 cites·15 claims
- 4960US7188524B2Conductive element for a movable electric circuit and a vibration gyroscopeSUMITOMO PRECISION PROD CO·Filed 2004·Granted Mar 13, 2007·4 cites·15 claims
- 5060US2025003703A1Heat ExchangerSUMITOMO PRECISION PROD CO·Filed 2022·Application pending·0 cites
Showing the top 50 of 135 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →