Inventor · disambiguated record
Osamu Tanaka
Also filed as: TANAKA OSAMU · UESUGI KYOZO
169 granted patents·30 pending applications·3,466 citations·filing 1974–2024
99Inventor score
Top patents by PatentIndex Score
199 records- 0197US4599598AData transmission system utilizing power lineMATSUSHITA ELECTRIC WORKS LTD·Filed 1985·Granted Jul 8, 1986·273 cites·6 claims
- 0296US9362557B2Negative electrode active material for electric device, negative electrode for electric device and electric deviceWATANABE MANABU·Filed 2012·Granted Jun 7, 2016·17 cites·8 claims
- 0396US4571844AAngle change detectorJECO KK·Filed 1983·Granted Feb 25, 1986·122 cites·2 claims
- 0496US3990923AMethod of producing grain oriented electromagnetic steel sheetNIPPON STEEL CORP·Filed 1975·Granted Nov 9, 1976·65 cites·14 claims
- 0595US7471182B2Core having superior end face insulation and method of treating core end faces to give insulation coatingNIPPON STEEL CORP·Filed 2007·Granted Dec 30, 2008·38 cites·4 claims
- 0695US5772884APorous polytetrafluoroethylene film and process for preparation thereofDAIKIN IND LTD·Filed 1994·Granted Jun 30, 1998·108 cites·9 claims
- 0795US5234739APolytetrafluoroethylene porous film and preparation and use thereofDAIKIN IND LTD·Filed 1992·Granted Aug 10, 1993·120 cites·12 claims
- 0894US9325003B2Negative electrode active material for electric deviceNISSAN MOTOR·Filed 2012·Granted Apr 26, 2016·8 cites·8 claims
- 0991US5225131AProcess for producing multilayer polytetrafluoroethylene porous membrane and semisintered polytetrafluoroethylene multilayer structureDAIKIN IND LTD·Filed 1992·Granted Jul 6, 1993·85 cites·4 claims
- 1091US5064593AProcess for producing multilayer polytetrafluoroethylene porous membraneDAIKIN IND LTD·Filed 1990·Granted Nov 12, 1991·85 cites·4 claims
- 1191US4999398AMethods for making polydiorganosiloxane microemulsionsDOW CORNING·Filed 1989·Granted Mar 12, 1991·63 cites·1 claims
- 1291US4939381APower supply system for negative impedance discharge loadTOSHIBA KK·Filed 1989·Granted Jul 3, 1990·67 cites·5 claims
- 1390US6682576B1Air filter medium, process of producing filter medium, air filter pack for air filters, and air filter unit for air filtersDAIKIN IND LTD·Filed 2000·Granted Jan 27, 2004·60 cites·12 claims
- 1490US6416562B1Air filter medium, air filter pack and air filter unit comprising the same, and method for producing air filter mediumDAIKIN IND LTD·Filed 2000·Granted Jul 9, 2002·61 cites·24 claims
- 1589US4203784AGrain oriented electromagnetic steel sheetNIPPON STEEL CORP·Filed 1978·Granted May 20, 1980·33 cites·12 claims
- 1688US8178222B2Decorative part and process for producing the sameMIYA YUKIO·Filed 2007·Granted May 15, 2012·14 cites·12 claims
- 1788US8044162B2Adhesion-promoting agent, curable organopolysiloxane composition, and semiconductor deviceDOW CORNING TORAY CO LTD·Filed 2007·Granted Oct 25, 2011·7 cites·9 claims
- 1888US6899944B2Retroreflective sheeting having printed layerNIPPON CARBIDE KOGYO KK·Filed 2001·Granted May 31, 2005·29 cites·19 claims
- 1988US6494132B1Screen printer and a screen printing methodMICRO TEC CO LTD·Filed 1999·Granted Dec 17, 2002·26 cites·3 claims
- 2088US5759671AUltraviolet luminescent retroreflective sheetingNIPPON CARBIDE KOGYO KK·Filed 1995·Granted Jun 2, 1998·96 cites·24 claims
- 2188US5562986APolytetrafluoroethylene fibers, polytetrafluoroethylene materials and process for preparation of the sameDAIKIN IND LTD·Filed 1994·Granted Oct 8, 1996·55 cites·18 claims
- 2288US4268326AProcess for producing grain oriented electrical silicon steel sheetNIPPON STEEL CORP·Filed 1979·Granted May 19, 1981·27 cites·6 claims
- 2387US8079797B2Substrate processing system and substrate transfer methodTANAKA OSAMU·Filed 2008·Granted Dec 20, 2011·19 cites·16 claims
- 2487US4979997AProcess for producing grain-oriented electrical steel sheet having superior magnetic and surface film characteristicsNIPPON STEEL CORP·Filed 1990·Granted Dec 25, 1990·29 cites·5 claims
- 2586US5507883AGrain oriented electrical steel sheet having high magnetic flux density and ultra low iron loss and process for production the sameNIPPON STEEL CORP·Filed 1994·Granted Apr 16, 1996·30 cites·9 claims
- 2686US5409515AFilter apparatus and filter elementDAIKIN IND LTD·Filed 1993·Granted Apr 25, 1995·66 cites·10 claims
- 2785US8386603B2Information processing terminal device and network connection methodPANASONIC CORP·Filed 2009·Granted Feb 26, 2013·13 cites·17 claims
- 2885US7850792B2Grain-oriented electrical steel sheet having insulating film not containing chromium and insulating film agent of sameNIPPON STEEL CORP·Filed 2005·Granted Dec 14, 2010·6 cites·6 claims
- 2985US4775430AProcess for producing grain-oriented electrical steel sheet having improved magnetic propertiesNIPPON STEEL CORP·Filed 1986·Granted Oct 4, 1988·22 cites·7 claims
- 3084US5961744AGrain oriented silicon steel sheet having low core loss and method of manufacturing sameNIPPON STEEL CORP·Filed 1995·Granted Oct 5, 1999·34 cites·10 claims
- 3183US6261979B1Filter medium and air filter unit using the sameDAIKIN IND LTD·Filed 1997·Granted Jul 17, 2001·69 cites·14 claims
- 3283US5363277AStructure and method for mounting semiconductor deviceROHM CO LTD·Filed 1992·Granted Nov 8, 1994·73 cites·5 claims
- 3383US5359154AConveyor apparatus having plural conveyors with equalized conveying speeds controlled by an inverter meansANRITSU CORP·Filed 1990·Granted Oct 25, 1994·56 cites·7 claims
- 3483US5227081ASilicone grease composition and method for preparing sameDOW CORNING TORAY SILICONE·Filed 1992·Granted Jul 13, 1993·34 cites·8 claims
- 3583US5217666AProcess for producing porous polytetrafluoroethylene filmDAIKIN IND LTD·Filed 1992·Granted Jun 8, 1993·54 cites·10 claims
- 3683US4863531AMethod for producing a grain-oriented electrical steel sheet having a low watt lossNIPPON STEEL CORP·Filed 1987·Granted Sep 5, 1989·18 cites·9 claims
- 3782US12025014B2Pit initiation evaluation system, and, pit initiation evaluation methodTOSHIBA ENERGY SYSTEMS & SOLUTIONS CORP·Filed 2022·Granted Jul 2, 2024·1 cites·4 claims
- 3882US4492029AInclinometerJECO KK·Filed 1983·Granted Jan 8, 1985·34 cites·10 claims
- 3981US5243727AFloor polisherMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Sep 14, 1993·47 cites·12 claims
- 4079US7833360B2Method of producing grain-oriented electrical steel sheet very excellent in magnetic propertiesNIPPON STEEL CORP·Filed 2007·Granted Nov 16, 2010·5 cites·7 claims
- 4179US5812316AMethod for making retroreflective sheetingNIPPON CARBIDE KOGYO KK·Filed 1992·Granted Sep 22, 1998·48 cites·16 claims
- 4279US4875947AMethod for producing grain-oriented electrical steel sheet having metallic luster and excellent punching propertyNIPPON STEEL CORP·Filed 1988·Granted Oct 24, 1989·21 cites·4 claims
- 4378US6292631B1Camera and its battery packMINOLTA CO LTD·Filed 1999·Granted Sep 18, 2001·16 cites·15 claims
- 4478US4519649AWheelchairKANAGAWA REHABILITATION CENTER·Filed 1983·Granted May 28, 1985·47 cites·5 claims
- 4578US4425392ANeedle punched papermaking felt and method of manufacturing the sameICHIKAWA WOOLEN TEXTILE·Filed 1982·Granted Jan 10, 1984·44 cites·2 claims
- 4677US8451749B2Wireless communication device and wireless communication control methodTANAKA OSAMU·Filed 2009·Granted May 28, 2013·7 cites·10 claims
- 4777US5853123ASignal transmission/reception device of air conditionerDAIKIN IND LTD·Filed 1995·Granted Dec 29, 1998·57 cites·6 claims
- 4876US5684065ASurface-modified fluorine-containing resin molded articleDAIKIN IND LTD·Filed 1995·Granted Nov 4, 1997·32 cites·5 claims
- 4975US8277186B2Turbine blade assembly and steam turbineTANAKA OSAMU·Filed 2009·Granted Oct 2, 2012·14 cites·4 claims
- 5075US6509533B1Conveyor, and weighing machine and metal detecting machine using the conveyorANRITSU CORP·Filed 1999·Granted Jan 21, 2003·31 cites·9 claims
Showing the top 50 of 199 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Osamu Tanaka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →