Inventor · disambiguated record
Hirotsugu Ogasawara
Also filed as: OGASAWARA HIROTSUGU
20 granted patents·1 pending application·111 citations·filing 2005–2010
94Inventor score
Top patents by PatentIndex Score
21 records- 0192US7585163B2Compression system, multicylinder rotary compressor, and refrigeration apparatus using the sameSANYO ELECTRIC CO·Filed 2008·Granted Sep 8, 2009·11 cites·1 claims
- 0290US7381040B2Compressor having pressure controlled for improving oil distributionSANYO ELECTRIC CO·Filed 2005·Granted Jun 3, 2008·11 cites·3 claims
- 0384US7632082B2Hermetically sealed compressor and method of manufacturing the sameSANYO ELECTRIC CO·Filed 2008·Granted Dec 15, 2009·7 cites·7 claims
- 0484US7563085B2Multicylinder rotary compressor and compressing system and refrigerating unit provided with sameSANYO ELECTRIC CO·Filed 2005·Granted Jul 21, 2009·9 cites·4 claims
- 0583US7581936B2Hermetically sealed compressor having oil supply mechanism based on refrigerant pressureSANYO ELECTRIC CO·Filed 2006·Granted Sep 1, 2009·9 cites·6 claims
- 0683US7572116B2Compression system, multicylinder rotary compressor, and refrigeration apparatus using the sameSANYO ELECTRIC CO·Filed 2008·Granted Aug 11, 2009·5 cites·3 claims
- 0782US7585162B2Compression system, multicylinder rotary compressor, and refrigeration apparatus using the sameSANYO ELECTRIC CO·Filed 2008·Granted Sep 8, 2009·5 cites·3 claims
- 0882US7488165B2Compressor having back pressure vane controlled for improving oil distributionSANYO ELECTRIC CO·Filed 2007·Granted Feb 10, 2009·6 cites·1 claims
- 0980US7524174B2Compression system, multicylinder rotary compressor, and refrigeration apparatus using the sameSANYO ELECTRIC CO·Filed 2005·Granted Apr 28, 2009·5 cites·2 claims
- 1080US7473081B2Hermetically sealed compressor and method of manufacturing the sameSANYO ELECTRIC CO·Filed 2006·Granted Jan 6, 2009·6 cites·2 claims
- 1178US8469679B2Sealed type rotary compressorOGASAWARA HIROTSUGU·Filed 2010·Granted Jun 25, 2013·4 cites·3 claims
- 1278US7481635B2Shaft seal for rotary type compressorSANYO ELECTRIC CO·Filed 2005·Granted Jan 27, 2009·8 cites·1 claims
- 1378US7114930B2CompressorSANYO ELECTRIC CO·Filed 2005·Granted Oct 3, 2006·7 cites·12 claims
- 1477US7566204B2Multicylindrical rotary compressor, compression system, and freezing device using the compression systemSANYO ELECTRIC CO·Filed 2005·Granted Jul 28, 2009·4 cites·2 claims
- 1576US7762798B2Compressor having different hardness surface between upper surface and receiving surface of top dead center of compression member and vaneSANYO ELECTRIC CO·Filed 2005·Granted Jul 27, 2010·5 cites·4 claims
- 1672US7581937B2Rotary type compressor having an intermediate pressure on a surface side of its compression memberSANYO ELECTRIC CO·Filed 2007·Granted Sep 1, 2009·5 cites·1 claims
- 1766US7985054B2Multicylindrical rotary compressor, compression system, and freezing device using the compression systemSANYO ELECTRIC CO·Filed 2009·Granted Jul 26, 2011·2 cites·4 claims
- 1859US7540724B2Compression member and vane of a compressorSANYO ELECTRIC CO·Filed 2005·Granted Jun 2, 2009·2 cites·1 claims
- 1950US7736138B2Compressor with continuously inclined surfaceSANYO ELECTRIC CO·Filed 2007·Granted Jun 15, 2010·0 cites·3 claims
- 2040US2010215524A1Sealed type rotary compressorSANYO ELECTRIC CO·Filed 2010·Application pending·0 cites
- 2136US8277202B2Multicylindrical rotary compressorNISHIKAWA TAKAHIRO·Filed 2005·Granted Oct 2, 2012·0 cites·5 claims
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