Inventor · disambiguated record
Yasuhiro Hirao
Also filed as: HIRAO YASUHIRO
19 granted patents·12 pending applications·188 citations·filing 1994–2024
94Inventor score
Top patents by PatentIndex Score
31 records- 0176US5844453ASurface acoustic wave filter utilizing a transducer having interdigital electrodes and continuously adjacent electrodesSANYO ELECTRIC CO·Filed 1996·Granted Dec 1, 1998·27 cites·5 claims
- 0275US5534829AAntenna duplexerSANYO ELECTRIC CO·Filed 1994·Granted Jul 9, 1996·28 cites·12 claims
- 0370US2025023144A1Power storage moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0470US2025023151A1Power storage moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0570US2025015397A1Method of manufacturing battery caseTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0670US2025030095A1Power storage cellTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0769US5543757ASurface acoustic wave filter including alternate open and shorted reflector gratingSANYO ELECTRIC CO·Filed 1994·Granted Aug 6, 1996·17 cites·2 claims
- 0869US2025007048A1Secondary batteryTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0969US2024380081A1Power storage cell and power storage moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1069US2025007105A1Power storage moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1169US2025007047A1Secondary batteryTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1269US2024429498A1Power storage moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1369US2024429563A1Power storage moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1469US2024421392A1Power storage cellTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1567US5760522ASurface acoustic wave deviceSANYO ELECTRIC CO·Filed 1996·Granted Jun 2, 1998·19 cites·9 claims
- 1660US6165053AMethod and apparatus for processing in cold air blastMAEKAWA SEISAKUSHO KK·Filed 1997·Granted Dec 26, 2000·28 cites·19 claims
- 1759US6037699ASurface acoustic wave deviceSANYO ELECTRIC CO·Filed 1998·Granted Mar 14, 2000·14 cites·4 claims
- 1857US6334332B1Low temperature waste crushing system taking advantage of cold shortnessMAEKAWA SEISAKUSHO KK·Filed 2000·Granted Jan 1, 2002·5 cites·8 claims
- 1956US7322204B2Low temperature zoning formation system for holding freshness of foodMAEKAWA SEISAKUSHO KK·Filed 2003·Granted Jan 29, 2008·12 cites·18 claims
- 2056US5877662ASurface acoustic wave filter including series and parallel interdigital transducersSANYO ELECTRIC CO·Filed 1996·Granted Mar 2, 1999·11 cites·12 claims
- 2151US6532761B2Low temperature physical distribution system and method and apparatus for maintaining quality in auction marketMAEKAWA SEISAKUSHO KK·Filed 2001·Granted Mar 18, 2003·4 cites·4 claims
- 2243US2005019459A1Low temperature physical distribution system method and apparatus for maintaining quality in auction marketMAEKAWA SEISAKUSHO KK·Filed 2004·Application pending·0 cites
- 2341US5808523AHigh frequency filter including both dielectric and surface acoustic wave resonatorsSANYO ELECTRIC CO·Filed 1997·Granted Sep 15, 1998·6 cites·6 claims
- 2440US7051546B2Defrosting system using compressed airMAEKAWA SEISAKUSHO KK·Filed 2004·Granted May 30, 2006·1 cites·7 claims
- 2540US6191668B1Coaxial resonator and dielectric filter using the sameSANYO ELECTRIC CO·Filed 1998·Granted Feb 20, 2001·4 cites·7 claims
- 2638US6792768B2Low temperature physical distribution system and method and apparatus for maintaining quality in auction marketMAEKAWA SEISAKUSHO KK·Filed 2003·Granted Sep 21, 2004·0 cites·5 claims
- 2735US6034577AIntegrated interdigital electrode saw filter with specified distances between input/output electrodesSANYO ELECTRIC CO·Filed 1998·Granted Mar 7, 2000·3 cites·10 claims
- 2835US5719536ASurface acoustic wave filter with optimized parallel and series resonator capacitancesSANYO ELECTRIC CO·Filed 1996·Granted Feb 17, 1998·4 cites·3 claims
- 2934US5719537ASurface acoustic wave filter with range of a frequency difference between resonance frequencies of series and parallel resonatorsSANYO ELECTRIC CO·Filed 1996·Granted Feb 17, 1998·3 cites·3 claims
- 3030US5675207ASurface acoustic waver convolverSANYO ELECTRIC CO·Filed 1996·Granted Oct 7, 1997·1 cites·23 claims
- 3130US5663697ASurface accoustic wave filterSANYO ELECTRIC CO·Filed 1996·Granted Sep 2, 1997·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →